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STM FRONT DRAG BRAKE KIT EVO VIII-IX STM REAR DRAG BRAKE KIT EVO VIII-IX STM ALUMINUM WHEEL SPACERS EVO VIII-IX 90-99 DSM
Our Price: $1,050.00
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Our Price: $1,050.00
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Our Price: $89.00
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STM FRONT DRAG BRAKE KIT EVO VIII-IX STM REAR DRAG BRAKE KIT EVO VIII-IX STM ALUMINUM WHEEL SPACERS EVO VIII-IX 90-99 DSM
STM Front Drag Brake Kit

- Evo VIII-IX

STM Front Drag Brake Kits for Evo VIII-IX allow you to ditch the weight of your big, heavy Brembos and rotors and clears room to run 15" wheels and slicks for drag racing applications. We all know less rotating mass is the best way to free up power! The STM brake kits inlcude Wilwood calipers and your choice of the standard rotor or the lightweight scalloped rotor, custom STM aluminum mounting brackets, black anodized rotor hats, STM brake lines and all mounting hardware.
STM Lightweight Rear Drag Brake Kit

- Evo VIII-IX

The STM Lightweight Rear Drag Brake Kit for Evo VIII-IX allows you to ditch the weight of your big, heavy Brembos and rotors and clears room to run smaller wheels and slicks. With a total weight of only 8.7 pounds per side with the scalloped rotor, we all know less rotating mass is the best way to free up power! The STM brake kits inlcude Wilwood calipers and your choice of the standard rotor or the lightweight scalloped rotor, custom STM aluminum mounting brackets, black anodized rotor hats, STM brake lines and all mounting hardware.
STM Aluminum Wheel Spacers

- 90-99 DSM
- Evo VIII-IX

The STM Aluminum Wheel Spacers are machined aluminum and hollowed for an extra lightweight advantage. These spacers are available in 15mm and 20mm and feature the STM logo, along with a clearly marked mm size.
STM HYDRAULIC STAGING/E-BRAKE KIT EVO VIII-IX STM SPEC D2/SWIFT COILOVERS EVO VIII-IX STM T3 STANDARD PLACEMENT TUBULAR MANIFOLD EVO VIII-IX
Our Price: $550.00
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Our Price: $1,500.00
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Our Price: $1,280.00
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STM HYDRAULIC STAGING/E-BRAKE KIT EVO VIII-IX STM SPEC D2/SWIFT COILOVERS EVO VIII-IX STM T3 STANDARD PLACEMENT TUBULAR MANIFOLD EVO VIII-IX
The STM Staging Brake / E-Brake Kit for Evo VIII-IX allows you to install a CNC staging brake, while utilizing your factory E-Brake handle.

All necessary hardware and high-quality stainless steel brake lines are included for install.

This kit only works on Evos without ABS and was designed with Drag racing in mind. We do not suggest road racing or anything like that with this kit. It will work fine for daily driving but it is intended for off road use only.
The STM Spec D2/Swift Coilover set up is now available for your Evo VIII-IX. With drag racing in mind, we've custom tailored and tested this suspension for a mean launch and it also offers up terrific street manners with a firm, accepting ride.
The STM T3 Standard Placement Turbo Manifold for the Evo VIII-IX is tig welded in-house of schedule 10 stainless steel and includes a V-band flange. Designed to run the TiAL MVS Wastegate.
STM FORWARD FACING HOT PARTS KIT EVO VIII-IX STM T3 COLLECTOR FLANGE STM BFC RACE OIL CATCH CAN EVO VIII-IX
Our Price: $2,150.00
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Our Price: $275.00
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Our Price: $800.00
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STM FORWARD FACING HOT PARTS KIT EVO VIII-IX STM T3 COLLECTOR FLANGE STM BFC RACE OIL CATCH CAN EVO VIII-IX
STM Hot Parts Kit.
Evo VIII-IX

- Forward Facing
- Standard Placement

STM now offers a bolt-on "Hot Parts Kit." This includes the manifold, downpipe, o2 housing, V-band clamp and dump tube. Choose the famous STM Forward Facing Manifold with either the standard dump or hood vent, or our STM Standard Placement Manifold. All parts are stainless steel, tig welded in-house and made in the USA!
STM collector flanges are tig welded in house of Schedule 10 stainless steel using a fully stainless T3 flange.

M10 x 1.50 threaded bolt holes.
The STM 'BFC' Race Oil Catch Can. Yes, the Big Fu*%in Can, is now available for those who are looking for a serious race set-up. This is designed for those running front-mount turbo systems or without intakes, as the catch can mounts right behind the driver side headlight.

Includes two K&N breather filters and made of a lightweight aluminum body with brass drain fitting. High quality -6AN fittings and lightweight Russell ProClassic line finish the piece.

Available in two configurations:

3-Port with Balance Shaft/Engine Block Breather includes 12' ProClassic line, -6AN fittings, Block Vent Fitting and Valve Cover Fittings.

4-Port with Vented Dipstick includes 16' ProClassic line, -6AN fittings, and Valve Cover Fittings.
STM FIREWALL OIL CATCH CAN EVO VIII-IX STM SQUARE OIL CATCH CAN EVO VIII-IX STM STANDARD OIL CATCH CAN EVO VIII-IX
Our Price: $550.00
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Our Price: $499.00
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Our Price: $299.99
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STM FIREWALL OIL CATCH CAN EVO VIII-IX STM SQUARE OIL CATCH CAN EVO VIII-IX STM STANDARD OIL CATCH CAN EVO VIII-IX
The STM Firewall Oil Catch Can gives you more capacity than our standard can and mounts cleanly to the back of the firewall. Includes three K&N breather filters and made of a lightweight aluminum body. High quality -6AN fittings and lightweight Russell ProClassic line finish the piece and allows for a clean install.
The STM Square Oil Catch Can gives you more capacity than our standard can. Includes two K&N breather filters and made of a lightweight aluminum body with brass drain fitting. High quality -6AN fittings and lightweight Russell ProClassic line finish the piece and allows for a clean install, mounting to the transmission, under your intake. The STM Oil Catch Can for Evo VIII-IX is designed to mount to your factory intake manifold and will clear the factory strut brace. Made in-house of tig welded aluminum, then poished to a mirror shine, it features a large K&N breather along with a brass drain fitting. We've included nothing but the best of hardware, fittings and lines. You'll receive four feet of lightweight, Russell ProClassic line, four Russell AN fittings and two STM valve cover fittings, along with a stainless allen head bolt and washer to fasten to your intake manifold.
STM COOLANT OVERFLOW RESERVOIR EVO VIII-IX (FILL CAP) STM COOLANT OVERFLOW RESERVOIR EVO VIII-IX STM 3" UPPER INTERCOOLER RACE PIPE KIT EVO VIII-IX
Our Price: $135.00
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Our Price: $90.00
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Our Price: $360.00
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STM COOLANT OVERFLOW RESERVOIR EVO VIII-IX (FILL CAP) STM COOLANT OVERFLOW RESERVOIR EVO VIII-IX STM 3" UPPER INTERCOOLER RACE PIPE KIT EVO VIII-IX
The STM Coolant Overflow Reservoir is made in-house of aluminum and utilizes brass fittings, stainless hardware and high-quality silicone hose. This design places the Reservoir between the intercooler and radiator allowing you to completely remove your stock, plastic overflow from the engine bay. The welded bracket allows you to use existing bolt holes, so no drilling of the car is necessary. The STM Coolant Overflow Reservoir is made in-house of aluminum and utilizes brass fittings, stainless hardware and high-quality silicone hose. This design places the Reservoir between the intercooler and radiator allowing you to completely remove your stock, plastic overflow from the engine bay. The welded bracket allows you to use existing bolt holes, so no drilling of the car is necessary.
The STM Upper Intercooler Race Pipe Kit for the Evo VIII-IX is tig welded, 3" aluminum piping for those needing a little extra capacity for their boost! The 3" aluminum features light-weight benefits and includes 6 stainless T-Bolt clamps and 3 high-quality black, silicone couplers. We run 3" piping on our cars up to 50 psi.

It is pictured with a TiAL flange and is also available with a HKS or Greddy.
STM LOWER INTERCOOLER PIPE FORWARD FACING MANIFOLD EVO VIII-IX STM BELLMOUTH 6" INTAKE EVO VIII-IX STM INTAKE PIPE KIT WITH MAF EVO VIII-IX
Our Price: $299.00
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Our Price: $225.00
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Our Price: $249.00
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STM LOWER INTERCOOLER PIPE FORWARD FACING MANIFOLD EVO VIII-IX STM BELLMOUTH 6" INTAKE EVO VIII-IX STM INTAKE PIPE KIT WITH MAF EVO VIII-IX
STM Aluminum Lower Intercooler Pipe for STM Forward Facing Manifold

Evo VIII-IX.

The STM Aluminum Lower Intercooler Pipe features polished, tig welded, 2.5" piping and is designed for the STM Forward Facing Manifold. Designed to fit STM, Buschur or a similiar intercooler. Includes high quality STM silicone couplers and stainless T-Clamps.
STM Intake Pipe Kit

- Evolution VIII-IX

The STM Bellmouth Intake Pipe Kit is tig-welded in-house of 3" lightweight aluminum and incorporates a 6" velocity stack to utilize the air space of a giant K&N filter to keep air flowing smoothly into the turbo. We include an STM silicone coupler and worm clamps for simple and clean install.
The STM Intake Pipe is designed for your VIII-IX running the stock MAF sensor and will adapt to any stock-style blow off valve. The pipe will free up power and let your 4g63 breathe while giving your intake a bit more aggressive sound.

Included in the full kit is a K&N Breather Filter for your valve cover.

Choose the Vibrant air filter or a K&N Filter (pictured).
STM BOOST LEAK TESTER STM SILICONE STRAIGHT COUPLERS STM SILICONE HUMP COUPLERS
Our Price: $60.95
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Our Price: $7.00
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Our Price: $18.00
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STM BOOST LEAK TESTER STM SILICONE STRAIGHT COUPLERS STM SILICONE HUMP COUPLERS
One of the easiest ways to lose power is to have a simple leak in your system. The STM Boost Leak Tester comes with your choice of STM Reducer Coupler to match your turbo outlet, T-Clamps and 3" aluminum coupler with nozzle to test your boost pressure and ensure your set-up is solid. We have searched out the very best silicone hose manufacturers and are proud to offer our own brand of STM silicone couplers. We would not put our name on these if they were nothing less than the best. We have searched out the very best silicone hose manufacturers and are proud to offer our own brand of STM silicone couplers. We would not put our name on these if they were nothing less than the best.
STM SILICONE REDUCER COUPLERS STM SILICONE ELBOW COUPLERS (45°) STM SILICONE ELBOW COUPLERS 90°
Our Price: $14.00
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Our Price: $36.00
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Our Price: $38.00
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STM SILICONE REDUCER COUPLERS STM SILICONE ELBOW COUPLERS (45°) STM SILICONE ELBOW COUPLERS 90°
We have searched out the very best silicone hose manufacturers and are proud to offer our own brand of STM silicone couplers. We would not put our name on these if they were nothing less than the best.
We have searched out the very best silicone hose manufacturers and are proud to offer our own brand of STM silicone couplers. We would not put our name on these if they were nothing less than the best.
We have searched out the very best silicone hose manufacturers and are proud to offer our own brand of STM silicone couplers. We would not put our name on these if they were nothing less than the best.
STM PORTED INTAKE MANIFOLD EVO VIII-IX STM INTAKE MANIFOLD SENSOR ADAPTER 95-99 DSM EVO VIII-IX STM ALUMINUM -8AN FUEL RAIL FITTING EVO VIII-IX 95-99 DSM
Our Price: $400.00
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Our Price: $29.00
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Our Price: $35.00
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STM PORTED INTAKE MANIFOLD EVO VIII-IX STM INTAKE MANIFOLD SENSOR ADAPTER 95-99 DSM EVO VIII-IX STM ALUMINUM -8AN FUEL RAIL FITTING EVO VIII-IX 95-99 DSM
Looking for something to gain a bit up-top while still retaining your low end power? This is the manifold for you.

Runners are port-matched to a factory Mitsubishi intake manifold gasket.

Throttle body is port-matched to accept a 65mm throttle body.

STM INTAKE MANIFOLD SENSOR ADAPTER 95-99 DSM EVO VIII-IX


The STM intake manifold sensor adapter gives you an 1/8" NPT thread allowing you to cleanly attach a map sensor, pressure sensor (or any other of your choice) directly on your Evo VIII-IX or 95-99 DSM factory manifold.

- Aluminum Fitting
- Includes 2 Stainless Bolts
- Made in the USA

STM ALUMINUM -8AN FUEL RAIL FITTING EVO VIII-IX 95-99 DSM


Our new STM -8AN aluminum fuel rail fittings are machined in Rochester, NY and will include 2 stainless allen cap bolts and lock washers to fasten to your fuel rail. 95-99 DSM inlet/outlet.
STM -10AN REAR VALVE COVER FITTING EVO VIII-IX STM -6AN VALVE COVER FITTINGS EVO VIII-IX BALANCE SHAFT INSPECTION HOLE BREATHER FITTING EVO VIII-IX
Our Price: $35.00
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Our Price: $25.00
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Our Price: $12.00
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STM -10AN REAR VALVE COVER FITTING EVO VIII-IX STM -6AN VALVE COVER FITTINGS EVO VIII-IX BALANCE SHAFT INSPECTION HOLE BREATHER FITTING EVO VIII-IX
TM revamped our valve cover fitting to allow a true -10AN rear fitting for a serious catchcan set-up. Simply remove the hot mess you are running now and cleanly install this simple, yet brilliant, little fitting.

As the piece itself is a very tight fit, we would definitely recommend a bit of glue or epoxy to help hold it in place in the valve cover upon install.
Always looking for ways to make the engine bay cleaner, lighter and easier to work with, STM designed these little, aluminum fittings to allow you to simply install -6AN lines and fittings for a catchcan or breather right onto your valve cover.
STM Balance Shaft Inspection Hole Breather Fitting.

Allows you to attach -6AN fitting to vent your engine block.

Evo VIII-IX
STM -12AN WELD-IN BALANCE SHAFT BREATHER FITTING 4G63 STM CLUTCH FORK STOP EVO VIII-IX-X STM POLISHED RADIATOR BRACKETS EVO VIII-IX
Our Price: $20.00
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Our Price: $50.00
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Our Price: $135.00
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STM -12AN WELD-IN BALANCE SHAFT BREATHER FITTING 4G63 STM CLUTCH FORK STOP EVO VIII-IX-X STM POLISHED RADIATOR BRACKETS EVO VIII-IX
STM 4G63 -12AN Weld-in Balance Shaft Breather Fitting

- 90-99 DSM
- Evo VIII-IX

If you need the biggest and baddest way to vent your crankcase, the STM -12AN Balance Shaft Breather Fitting is an aluminum weld-in piece to attach right to your front cover, giving you a perfect place for your oil catch can fittings.
This piece is designed to stop the clip on your clutch from popping out due to hard shifting. It is an extremely common and irritating problem for anyone that has Multi-Plate clutch.

This product is meant to be preventive maintenance and we recommend you install this along with your clutch... don't wait for it to pop on you! It is an extremely easy install and takes only a few minutes to adjust the bolt.
STM Radiator Brackets for the Evo VIII-IX are machined aluminum and include two stainless steel alan cap bolts to finish the look. The price is for both brackets. Also, if your rubber inserts are ruined, you can include 2 brand new OEM inserts for an extra $17.

These look awesome and are a perfect finish to your new polished radiator. If you drive your Evo in the winter and salt, your stock brackets will rust and it will spread to the body of the car. Our aluminum brackets will not rust and, so not only are they pretty, they will work to your advantage.
STM SMALL BATTERY KITS EVO VIII-IX STM EVO VIII-IX FUEL RETURN KIT FPR GAUGE PROCLASSIC LINES STM PROCLASSIC OIL RETURN LINE KIT
Our Price: $160.00
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Our Price: $270.00
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Our Price: $100.00
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STM SMALL BATTERY KITS EVO VIII-IX STM EVO VIII-IX FUEL RETURN KIT FPR GAUGE PROCLASSIC LINES STM PROCLASSIC OIL RETURN LINE KIT
These are a great, simple engine dress up piece. We all know the stock battery is ugly and heavy, but alot of you guys are running some pretty serious stereo systems and can't go to the small battery kits. Our STM battery tie down is brushed aluminum and made right here in Rochester, NY. Get rid of the black, rusted, stock piece and give your engine bay appearance an extra boost.
Our STM Fuel Return Kit for the Evo VIII-IX includes all fittings, hardware and line for your fuel rail to Fuelab Regulator and back to the return line.

Standard Regulator (-10 inlet / -6 outlet)
New Mini Regulator (-6 inlet / -6 outlet)

These fuel kits are safe for all types of fuel including race gas, methanol and E85.
Our STM Fuel Feed Kit for the 90-99 DSM includes all -6AN fittings, hardware and ProClassic line to go from your stock fuel filter location to your fuel rail inlet. We even included 2 stainless steel alan bolts for your fuel rail.

Our new kit includes ALL anodized fittings to accomodate all types of fuels, so it's safe to use with E-85, Methanol and race gas.
STM SMALL RADIATOR KIT EVO VIII-IX STM OIL COOLER KIT EVO VIII-IX STM EVO VIII-IX INTAKE MANIFOLD BOLT KIT
Our Price: $675.00
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Our Price: $315.00
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Our Price: $35.00
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STM SMALL RADIATOR KIT EVO VIII-IX STM OIL COOLER KIT EVO VIII-IX STM EVO VIII-IX INTAKE MANIFOLD BOLT KIT
STM Small Radiator Kit

- Evolution VIII-IX

The STM Small Radiator Kit for Evo VIII-IX is designed for those looking to lose excess weight for drag racing, or for those running the forward-facing style turbo kits. Features a modified Koyo radiator, FAL Fan, Mishimoto fan mounting kit, STM silicone hose and mounting hardware.
The STM Evo VIII-IX Oil Cooler Kit is designed around your needs as you can cut the length of line to your specific liking for a perfectly custom set-up. Utilizing the well known and trusted B&M Coolers, combined with Russel's versatile ProClassic Hose and top of the line fittings, we have everything you'll need to get this done the way you want.

We used to offer this kit in stainless, braided line, but after working with the ProClassic nylon hose in all our fuel kits... There just is no comparison. It's MUCH easier to work with, extremely lightweight and it will not scratch paint like the stainless will.

If you've ruined your stock oil cooler, this is a much cheaper alternative, and a much more efficient core!
Comprised of all OEM Mitsubishi hardware, STM has you covered if you are installing a brand new intake manifold and don't want to re-use your crappy old bolts.
STM OIL COOLER DELETE EVO VIII-IX STM STAINLESS ALLEN CAP VALVE COVER BOLT KIT EVO VIII-IX STM FUEL PUMP REWIRE KIT
Our Price: $20.00
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Our Price: $20.00
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Our Price: $45.00
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STM OIL COOLER DELETE  EVO VIII-IX STM STAINLESS ALLEN CAP VALVE COVER BOLT KIT EVO VIII-IX STM FUEL PUMP REWIRE KIT
If you plan on removing your engine oil cooler, all the lines and all the weight, this simple kit is all you'll need.

Evo VIII-IX.
Sick of trying to chase down the right size allen cap bolts for your valve cover?

Not to worry, here they all are.

If you just took the time to have your valve cover painted or powdercoated or if you're just plain sick of the ugly rusted factory bolts, you're gonna want these!
The STM kit includes:
- Relay
- Relay pigtail
- 16' power cable
- 3' ground cable
- (2) 10 gauge ring terminals
- In-line fuse holder
- 30 amp fuse
- 5 cable ties
- Black wire loom
And step by step instructions to get your fuel pump the power it needs!
STM BALANCE SHAFT ELIMINATOR KIT 4G63 STM -12AN WELDED WATER NECK EVO VIII-IX STM CLUTCH LINE MASTER TO SLAVE EVO VIII-IX
Our Price: $55.00
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Our Price: $55.00
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Our Price: $50.00
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STM BALANCE SHAFT ELIMINATOR KIT 4G63 STM -12AN WELDED WATER NECK EVO VIII-IX STM CLUTCH LINE MASTER TO SLAVE EVO VIII-IX

STM BALANCE SHAFT ELIMINATOR KIT 4G63


Get this now if you haven't already! Our own STM kit includes Clevite block off bearings, an OEM mitsubishi stubby shaft, and an OEM mitsubishi block off plate for your front cover.

4G63.
90-99 DSM.
Evo VIII-IX.
STM offers this welded water neck to allow you to run a -12AN fitting from your water neck to radiator. Often running large manifolds, the factory-style coolant hoses get in the way, so running an Evo 5 radiator or half-radiator can eliminate that problem, and this waterneck gives you the option of making your own coolant line. STM has teamed up with Goodridge to design the first, full master to slave cylinder, one-piece stainless clutchline.

Includes everything pictured for a clean and simple install.

Evo VIII-IX.
STM STAINLESS LOWER CLUTCHLINE EVO VIII-IX OEM 4G63 EVO TIMING BELT REPLACEMENT KIT STM HP THROTTLE BODY SHAFT SEALS
Our Price: $40.00
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Our Price: $479.95
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Our Price: $24.00
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STM STAINLESS LOWER CLUTCHLINE EVO VIII-IX OEM 4G63 EVO TIMING BELT REPLACEMENT KIT STM HP THROTTLE BODY SHAFT SEALS
STM has teamed up with Goodridge to bring you our Stainless Lower Clutchline for the Evo VIII-IX. This line replaces the lower OEM steel line that connects to the slave cylinder. Includes both fittings and features a 90° end for an easy install. The STM Timing Belt Replacement Kit is comprised of all OEM Mitsubishi parts and is available with or without the Water Pump, O-Ring and Gasket.

Full Kit includes everything pictured.

Timing Belts are different for the Mivec IX, please be sure to check the drop down menu when ordering.
STM High Pressure Throttle Body Shaft Seals. Sold as a pair.

When these seals wear out, they can cause leaks, sticking, and jamming of the throttle plate.
We tested a car on our dyno at STM with OEM leaky seals...
When the seals were replaced, we picked up 20 whp and 20 ft pounds! Incredible Boost Leak!
STM BLACK RADIATOR BRACKETS EVO VIII-IX STM 2.5" UPPER INTERCOOLER PIPE KIT EVO VIII-IX STM LOWER INTERCOOLER PIPE (STOCK FRAME TURBO) | EVO VIII-IX
Our Price: $99.00
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Our Price: $275.00
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Our Price: $259.00
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STM BLACK RADIATOR BRACKETS EVO VIII-IX STM 2.5" UPPER INTERCOOLER PIPE KIT EVO VIII-IX STM LOWER INTERCOOLER PIPE (STOCK FRAME TURBO) | EVO VIII-IX
STM Radiator Brackets for the Evo VIII-IX are machined from aluminum, then finished with a smooth, black anodize and include two stainless steel alan cap bolts to finish the look. The price is for both brackets. Also, if your rubber inserts are ruined, you can include 2 brand new OEM inserts for an extra $17.

These look awesome and are a perfect finish to your new radiator. If you drive your Evo in the winter and salt, your stock brackets will rust and it will spread to the body of the car. Our aluminum brackets will not rust and, so not only are they pretty, they will work to your advantage.
The STM Upper Intercooler Pipe Kit for the Evo VIII-IX is tig welded, 2.5" aluminum piping for light-weight benefits and includes 6 stainless T-Bolt clamps and 3 high-quality black, silicone couplers.

It is pictured with a TiAL blow off valve flange and is also available with a stock Evo flange.
STM Aluminum Lower Intercooler Pipe

Evo VIII-IX.

The STM Aluminum Lower Intercooler Pipe features polished, tig welded, 2.5" piping and is designed for the factory turbo or stock frame turbo cars running STM, Buschur or a similiar Intercooler. Includes high quality STM silicone couplers and stainless T-Clamps.
STM WATER NECK WITH NPT TEMP SENSOR BUNG EVO VIII-IX STM FUEL RAIL FITTINGS INLET & OUTLET STM-2G-FRF-6S(2) STM Evo 8/9 Polished Aluminum Stock Replacement Coolant Overflow Reservoir
Our Price: $69.00
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Our Price: $49.99
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Our Price: $199.00
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STM WATER NECK WITH NPT TEMP SENSOR BUNG EVO VIII-IX STM FUEL RAIL FITTINGS INLET & OUTLET STM-2G-FRF-6S(2) STM Evo 8/9 Polished Aluminum Stock Replacement Coolant Overflow Reservoir
The STM Evo VIII-IX Water Neck starts with an OEM Mitsubishi piece, modified to accommodate a 1/8" NPT bung for a clean install with your water temperature sensor & gauge.

STM FUEL RAIL FITTINGS INLET & OUTLET


Our STM -6AN aluminum fuel rail fittings for the 90-99 DSM and Evo VIII-IX are machined in Rochester, NY and will include 2 stainless allen cap bolts and lock washers to fasten to your fuel rail.

Evo VIII-IX and 95-99 DSM use the short fitting pictured left as both inlet and outlet.

90-94 DSM use the short fitting as the inlet, the longer as the outlet.
The STM Coolant Overflow Tank replaces the factory, plastic tank with this high-polished, lightweight, aluminum piece. Includes black cap, stainless allen bolts, brass drain fitting and high-quality silicone hose for a clean and simple install.
STM EVO 8 COIL-ON-PLUG IGNITION SYSTEM STM EVO 9 COIL-ON-PLUG IGNITION SYSTEM STM REAR BUMPER SUPPORT EVO VIII-IX
Our Price: $498.95
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Our Price: $475.00
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Our Price: $290.00
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STM EVO 8 COIL-ON-PLUG IGNITION SYSTEM STM EVO 9 COIL-ON-PLUG IGNITION SYSTEM STM REAR BUMPER SUPPORT EVO VIII-IX
The STM Coil-On-Plug Ignition System is a direct replacement to your factory Evolution VIII coils and wires and simply plugs in and bolts down! This piece will fit under your factory spark cover, or you can leave it open to breathe and stay cool.

The STM Coil-On-Plug Ignition System is USA-Made with genuine Denso ignition coils and features a waterproof harness constructed from military grade Tefzel Teflon wire, Stay-Clean wire sheathing and a thick, carbon fiber mounting plate with stainless and aluminum hardware.

This ignition can be used from stock applications up to 800 HP. Designed for use with the stock ECU and is compatible with AEM EMS V1 & V2, Haltech, MegaSquirt and the SunAuto Hyperforce. This system will NOT work with CDI boxes or the HKS DLI.

The STM Evo 9 Coil-On-Plug Ignition System is also available.

Features:
- Fits under spark plug well cover
- Handle 650+ HP, tested to 800whp
- Plug and Play
- Gain HP/TQ (8-20 hp is the norm, mod dependent)
- Greatly reduce or eliminate partial throttle bucking
- Better idle quality
- Acclerates like a new car - Run more boost
- 4 coils instead of 2
- Hotter spark
- Run more gap for better fuel burn
- Plugs last longer due to less fouling
- No wimpy spark plug wires to worry about
- Plug changes take minutes less
- Increased gas mileage
- Lightest System available
- No problem prone CDI Boxes
- Looks great!
- Non corrosive hardware will keep it looking great!
- Beautiful Carbon Fiber mounting plate
- Directions included
- 3 Year Warranty on Coils
- Lifetime on Workmanship (Harness, Mount Plate)

Includes:
(1) Assembled STM Coil-On-Plug Ignition System
(1) Assembled Wire Harness
(1) Zip Tie
(2) Stainless Bolts
(2) Stainless Washers
(1) 15 AMP Fuse

Install Notes:
Make sure you replace the included 15A fuse in the fuse box on the driver side under the dash. The ignition puts out more power than the factory 10A fuse can handle and it will eventually pop and your car will not start if it does. It is located from the driver seat by your left knee in the interior fuse box, top left, red fuse, #1 position.
The STM Coil-On-Plug Ignition System is a direct replacement to your factory Evolution IX coils and wires and simply plugs in and bolts down! This piece will fit under your factory spark cover, or you can leave it open to breathe and stay cool. The STM Rear Bumper Support is designed to fit both Evo VIII and JDM IX rear bumpers. Made in-house of 1 5/8" chromoly steel, weighing in at only 6 pounds and finished with satin black enamel and new mounting hardware is included.
STM POWER STEERING RESERVOIR EVO VIII-IX STM ACD RESERVOIR EVO VIII-IX STM FRONT BUMPER SUPPORT EVO VIII-IX
Our Price: $169.00
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Our Price: $130.00
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Our Price: $290.00
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STM POWER STEERING RESERVOIR EVO VIII-IX STM ACD RESERVOIR EVO VIII-IX STM FRONT BUMPER SUPPORT EVO VIII-IX
The STM Power Steering Reservoir replaces the factory unit with this high-polished, lightweight, aluminum piece. Includes black cap, stainless allen bolts and brass drain fitting for a clean and simple install.
The STM ACD Reservoir replaces the factory, plastic tank with this high-polished, lightweight, aluminum piece. Includes black cap and stainless allen bolts for a clean and simple install.
The STM Front Bumper Support is designed to fit the Buschur Street and Race Intercoolers, giving you an extra piece of mind on the street, and that lost bumper support. Made in-house of 1 5/8" chromoly steel and finished with satin black enamel, this piece still weighs less than factory coming in at only 7.5 pounds.

The STM Front Bumper Support was tested around the Buschur Street and Race cores. It will likely not fit the BFIC, but should clear most other aftermarket intercoolers as well.
STM Evo 7/8/9 Forward Facing T3 Turbo Exhaust Manifold ​STM 4" Universal SD Intake (No MAF) STM Bellmouth SD Intake (No MAF) for Evo 8/9
Our Price: $1,495.00
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Our Price: $189.00
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Our Price: $259.00
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STM Evo 7/8/9 Forward Facing T3 Turbo Exhaust Manifold ​STM 4" Universal SD Intake (No MAF) STM Bellmouth SD Intake (No MAF) for Evo 8/9
STM's Forward-Facing Turbo Manifold places the turbo right in the wide open front bumper of the Evo VIII & IX. This is the manifold that has broken numerous records including pushing a stock motor Evo VIII with a 6262 to 150mph trap speeds, along with making unbelievable 8 second passes at 167 mph on the STM Ricer Evo and have seen up to 871 HP on our mustang Dyno.19 The STM 4" Intake Pipe kit is designed for cars running no maf with a 4" turbo inlet. It comes with a K&N air filter, high-quality silicone coupler, polished aluminum intake pipe and two hose clamps.

Fits 90-99 DSM, and Evo VIII-IX.

NOTE: Some modification may be needed for your particular set up, but our kit includes everything you will need to make your intake perfect.
STM Aluminum Intake Pipe Kit

- Evo VIII-IX (No MAF) The STM Aluminum Intake Pipe Kit is made in-house of lightweight aluminum and designed for cars running without the MAF.

Includes your choice of Vibrant or K&N air filter, 2 hose clamps and your choice of 2.5" or 3" high-grade, silicone, coupler for your turbo inlet.

If your Evo is equipped with the factory ACD, the intake pipe will be a bit different than pictured.
   
 
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