EJ20/EJ25 WRX & STi Notes:
Engine = 4.4 - 4.8 quarts
Cooling System Capacity = 1.95 - 2.025 Gallons
Rear Diff (WRX) = 0.85 Quarts
Rear Diff (STi) = 1.05 Quarts
Manual Transmission (5-Speed) = 3.7 Quarts
Manual Transmission (6-Speed) = 4.35 Quarts
Automatic Transmission = 10 - 10.4 Quarts
Front Diff (Auto) = 1.25 - 1.55 Quarts
Please check your Subaru Owner's Manual before purchase.
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EJ20/EJ25 WRX & STi - ENGINE OIL & FILTERS
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STM SUBARU EJ AMSOIL OIL CHANGE PACKAGE
The STM Subaru EJ AMSOIL Signature Series Oil Change Package is conveniently available with all AMSOIL Premium Protection Synthetic and Signature Series Synthetic and includes a genuine OEM Subaru oil filter and drain bolt gasket. 5W30 is recommended for most Subaru's but we offer other popular AMSOIL flavors for your choosing.
2004-2016 Subaru STi.
2002-2014 Subaru WRX.
15208AA12A,11126AA000,ASMQT,AZFQT,ALMQT,AZOQT
ASLQT,ATMQT,AMRQT,AMOQT,AROQT |
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STM SUBARU EJ REDLINE OIL CHANGE PACKAGE
The STM Subaru EJ RedLine Engine Oil Change Package is conveniently available with all RedLine Fully-Synthetic Ester Engine Oils and includes a genuine OEM Subaru oil filter and drain bolt gasket. 5W30 is recommended for most Subaru's but we offer other popular RedLine flavors for your choosing.
2004-2016 Subaru STi.
2002-2014 Subaru WRX.
15208AA12A,11126AA000,15304,11114,11304,11404,11504,12504 |
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STM SUBARU EJ ROYAL PURPLE OIL CHANGE PACKAGE
The STM Subaru EJ Royal Purple 5W30 Engine Oil Change Package includes a genuine OEM Subaru oil filter and drain bolt gasket with your choice of standard synthetic or HPS motor oil.
2004-2016 Subaru STi.
2002-2014 Subaru WRX.
15208AA12A,11126AA000,31530,01530 |
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AMSOIL RACING MOTOR OIL
STM is an official AMSOIL dealer. We offer AMSOIL's full line of engine oil products. As per AMSOIL regulations, please call to order AMSOIL products.
RD20QT,RD30QT,RD50QT,RD60QT,GBS2960,TDRQT,BRKQT,EALTB |
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BRAD PENN MOTOR OIL
Brad Penn is truly a USA oil. This is a partial synthetic oil and we carry 6 different flavors. This is oldest continuously operated lube oil refinery in the world. Due to the consistency of their feedstocks, the quality of their products can be traced from the wellhead to the finished packaged product.
1 QT Bottle or Case.
7126,7109,7150,7144,7158,7119 |
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MOTUL ENGINE OILS
MOTUL has over 160 years of brand history producing some of the industry's best performance and OEM oils. Shop our available MOTUL Engine Oil line and choose the best oil for your vehicle's needs.
Various Packaging.
104238,104240,104241,104242,104243,104244,104245,102773,100273,104967
102782,102898,102784,102870,102785,102020,102786,102051,106142,106144
2811QTA,103048,105700 |
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REDLINE FULLY-SYNTHETIC ESTER ENGINE OIL
RedLine's Fully-Synthetic Ester Engine Oil line up is produced in only one top-of-the-line grade and offer the highest quality available on the market today with the widest variety of viscosity.
1 QT Bottle.
15304,12304,15404,12404,11804,11114,11104
15204,11604,11304,11404,11504,12504,21404,11704 |
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ROYAL PURPLE MOTOR OIL
Royal Purple's API-licensed Motor Oil combines premium base oils with proprietary additive technologies to create high performance motor oils that optimize engine performance. Royal Purple's API-licensed motor oil delivers superior protection and improves performance in gasoline and diesel engines. Royal Purple's API-licensed SN motor oil meets ILSAC GF-5 and Dexos1™ performance requirements.
1 QT Bottle.
31520,31530,31130,31140,31250 |
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ROYAL PURPLE HPS MOTOR OIL
Royal Purple HPS Series motor oil is specifically formulated to maximize performance and meet the demands of high performance and modified engines. HPS is recommended for vehicles no longer under manufacturer warranty and for those seeking a higher level of performance and protection.
1 QT Bottle.
01520,01530,01130,01140,01154,01250 |
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ROYAL PURPLE XPR MOTOR OIL
Royal Purple's XPR (Extreme Performance Racing) is specifically formulated for the demands of multi-platform racing environments. XPR is popular in a variety of motorsports including: NASCAR, NHRA, World of Outlaws and Bonneville Salt Flats.
1 QT Bottle.
01009,01011,01021,01041,01051 |
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ROYAL PURPLE ENGINE BREAK IN OIL
Royal Purple Break-in Oil is formulated to allow optimal ring seal and protect rotating assembly components such as the camshaft and valve train from initial start up wear. Royal Purple combines highly refined mineral oil, preferred for engine break-in, with advanced additives containing high levels of zinc and phosphorus to optimize protection in flat-tappet and roller engines.
1 QT Bottle.
11487 |
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SUBARU BLUE OIL FILTER & DRAIN PLUG GASKET
Genuine OEM Subaru Blue Oil Filters & Drain Plug Gaskets for the EJ20/EJ25 WRX & STi. Purchase includes one filter and one crush gasket.
2004-2016 Subaru STi.
2002-2014 Subaru WRX.
15208AA12A,11126AA000 |
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AMSOIL OIL FILTERS
STM is an official AMSOIL dealer. We offer AMSOIL's full line of oil filter products! As per AMSOIL regulations, please call to order AMSOIL products.
SUB-EA15K12 |
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HKS HYBRID SPORTS OIL FILTERS
Most aftermarket oil filters assume the use of high viscosity oil; therefore, filter paper strength is prioritized while sacrificing absolute pressure loss properties. HKS has readdressed filter strength and overall structure to provide the oil flow that the engine requires and to pursue the HKS ideals in what is required from a sports oil filter.
2004-2016 Subaru STi.
2002-2014 Subaru WRX.
52009-AK001 |
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K&N PERFORMANCE GOLD OIL FILTER
K&N Performance Gold Oil Filters use thicker canister walls for extra strength and durability coupled with a resin-impregnated cellulose filter media allowing for higher flow rates while providing outstanding filtration. Features a 1' nut welded to the top of the canister so they can be easily wrenched-off with a standard tool.
2004-2016 Subaru STi.
2002-2014 Subaru WRX.
HP-1008 |
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PROJECT KICS MAGNETIC DRAIN BOLT
Grab a Project Kics Magnetic Drain Bolt for your car before your next oil change! The Project Kics Magnetic Drain Bolt features Aluminum construction and a Neodymium Magnet for maximum metal shaving attraction. Yellow M20 x 1.5 for EJ20/EJ25.
2004-2016 Subaru STi.
2002-2014 Subaru WRX.
WMAG3 |
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MISHIMOTO MAGNETIC OIL DRAIN PLUG
Constructed out of 6061 aluminum and made with a neodymium magnet that holds on to the metal debris that your oil filter might miss that could ruin your engine, protecting it longer than any other oil plug on the market. Comes with a Dowty oil seal to prevent leaks. M20 x 1.5 for EJ20/EJ25.
2004-2016 Subaru STi.
2002-2014 Subaru WRX.
MMODP-2015B |
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GREDDY MAGNETIC OIL DRAIN PLUG
The Greddy Magnetic Oil Drain Plug is a powerful 5000 gauss neodymium magnet. By using the "GReddy Magdrain" plug, you can help reduce the amount of abrasive materials in your engine, while extending the life of your engine. M20 x 1.5 for EJ20/EJ25.
2004-2016 Subaru STi.
2002-2014 Subaru WRX.
13901303 |
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UNIVERSAL - ASSEMBLY & LUBE
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AMSOIL RACING GREASE
STM is an official AMSOIL dealer. We offer AMSOIL's full line of Racing and Off-Road Grease! As per AMSOIL regulations, please call to order AMSOIL products.
GRGCR,GPOR1CR,GPOR2CR,GPTR1CR,GPTR2CR,GLC3P,GLCKT
GWR3P,GECCR,GXCCR,GVCCR,GSF35,FWGTB,GSPSC |
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ARP ULTRA-TORQUE FASTENER ASSEMBLY LUBRICANT
ARP Ultra-Torque Fastener Assembly Lubricant gets you within 5% of the required pre-load on the first pull and stays consistent with each subsequent cycle-race prep, machining, pre-assembly and final assembly. Premium grade moly base with rust and corrosion inhibitors.
.5oz, 1.69oz, 10oz and 20oz packaging.
100-9908, 100-9909, 100-9910, 100-9911 |
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MANLEY LUBE FOR CONNECTING ROD BOLTS
The Manley Lube for Connecting Rod Bolts provides superior lubrication for rod bolt assembly. Available in a .5oz or 1 oz tube.
.5oz or 1oz Tube.
40171,40172 |
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MITSUBISHI LIQUID GASKET "MITSU-BOND"
OEM Mitsubishi Liquid Gasket. "Mitsu-Bond."
Universal Application.
1000A992,MD970389 |
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RED LINE ASSEMBLE LUBE
Red Line Assembly Lube is used by many of the best engine builders, engineers, and technicians in Formula 1, GP2, Formula 3, NASCAR, NHRA, and WRC. Prepares potential wear surface and prevents metal contact before adequate lubrication can be supplied. Recommended and used by top camshaft and drivetrain manufacturers.
4oz or 16oz Jar.
80312,80313 |
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ROYAL PURPLE MAX TUFF ASSEMBLY LUBRICANT
Royal Purple Max-Tuff Synthetic Assembly Lubricant is an ultra-tough, synthetic lubricant designed for engine builds and repairs, specifically crankshaft, camshaft and rod bearing assembly. Max-Tuff utilizes unique, synthetic molecules that adhere to metal surfaces to create a formidable, load-bearing physical barrier between surfaces.
2oz or 8oz Tube.
10553,01335 |
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ROYAL PURPLE ULTRA PERFORMANCE GREASE
Ultra-Performance Grease (UPG) is a high performance, multi-service, aluminum-complex, synthetic grease which significantly increases bearing life and equipment reliability. It also makes bearings run smoother, cooler and quieter. 14.5oz.
14.5oz Tube.
01312 |
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THREE BOND GASKET MAKER
ThreeBond Gasket Maker Gray RTV Sealant is the highest quality silicone RTV on the market. Specified by many OEM service manuals, you can rest assured it is a perfect choice for your engine.
3.8oz Tube.
TB1200GAU |
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EJ20/EJ25 WRX & STi - DRIVETRAIN FLUID
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OEM SUBARU GL-5 80W-90 HYPOID LSD OIL
Commonly used in the R180 Rear Diff
Genuine OEM Subaru Factory LSD Oil is recommended for the Subaru STi and 6-speed Legacy GT R180 rear differential models.
4 Liter Can.
K0318Y0000 |
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MOTUL 90 PA LSD GEAR OIL
Commonly used in the R180 Rear Diff
Mineral lubricant specially formulated for limited-slip differentials (LSD) for racing cars, 4WD, passenger cars and construction vehicles. Excellent for all types of hypoid differentials with or without limited-slip and systems operating under shocks and heavy loads.
2 Liter Bottle.
100122 |
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RED LINE 75W90 GL-5 HIGH-PERFORMANCE GEAR OIL
Commonly used in the Subaru Differentials
75W90 is preferred for most racing applications. It contains friction modifier which is recommended for limited-slip units. 75W90 Gear Oil can be used in many transmissions and transaxles; however, other Red Line lubricants have better frictional properties for rapid synchronization. Exceeds API GL-5.
1 QT Bottle.
57904 |
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SUBARU 75W-90 HIGH PERFORMANCE GEAR OIL (EXTRA-S)
Commonly used in the Manual Transmission
Subaru recommends the 75W-90 High Performance Gear Oil for the WRX & STi differential and manual transmission. This product used to be offered only in the 5-gallon pail formerly known as "Extra-S."
1 Quart.
SOA427V1700 |
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EJ20/EJ25 WRX & STi - POWER STEERING
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GENUINE OEM SUBARU AUTOMATIC TRANSMISSION FLUID (ATF-HP)
Recommended for the WRX & STi Power Steering
The Genuine Subaru Automatic Transmission Fluid (ATF-HP) is recommended for use in all Subaru Automatic Transmissions and Subaru Power Steering Systems.
Subaru Applications.
SOA427V1500 |
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RED LINE POWER STEERING FLUID
Red Line Power Steering Fluid. Improved wear protection, resists thermal breakdown, evaporation and foaming. Provides continued high pump output, suitable for most power steering units. Lightweight fluid avoids power losses. 50% greater high-temp viscosity and 1/5 of the high-temp evaporation. Click for more info.
1 QT Bottle.
30404 |
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MOTUL MULTI ATF
100% Synthetic Automatic Transmission Fluid for most modern automatic transmissions (manual mode, sequential mode, electronically controlled) and most power steering systems. 1 liter.
1 Liter Bottle.
105784 - (103221 old part number) |
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AMSOIL POWER STERING FLUID
STM is an official AMSOIL dealer. We offer AMSOIL's full line of power steering fluid products! As per AMSOIL regulations, please call to order AMSOIL products.
PSFCN |
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EJ20/EJ25 WRX & STi - COOLING SYSTEM
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SUBARU LONG LIFE SUPER COOLANT
Recommended for the WRX & STi
The Genuine OEM Subaru Long Life Super Coolant is formulated for long-lasting corrosion and rust protection for all cooling system components, this prediluted antifreeze/engine coolant prevents the use of poor quality water that can lead to cooling system failure.
Subaru Applications.
SOA868V9270 |
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AMSOIL COOLING SYSTEM ADDITIVES
STM is an official AMSOIL dealer. We offer AMSOIL's full line of antifreeze and cooling system products! As per AMSOIL regulations, please call to order AMSOIL products.
ANT1G,RDCBCN,G1165 |
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ROYAL PURPLE ICE
Purple Ice reduces engine heat by reducing the surface tension of the radiator fluids for improved heat transfer. It helps prevent the formation of scale deposits in the radiator and lubricates the water pump seals. The new formula surpasses the old formula in corrosion and electrolysis protection.
12 oz Bottle.
01600 |
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RED LINE WATER WETTER COOLING ADDITIVE
WaterWetter is a unique wetting agent for cooling systems which reduces coolant temperatures by as much as 30°F. This liquid product can be used to provide rust and corrosion protection in plain water for racing engines, which provides much better heat transfer properties than glycol-based antifreeze.
12 oz Bottle.
80204 |
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EJ20/EJ25 WRX & STi - BRAKE FLUID
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AMSOIL BRAKE FLUID
STM is an official AMSOIL dealer. We offer AMSOIL's full line of brake fluid products! As per AMSOIL regulations, please call to order AMSOIL products.
BF3SN,BF4SN |
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ATE TYPE 200 AMBER BRAKE FLUID
Designed to excel within the extreme demands made on a race vehicle or by high performance drivers and exceeds all DOT4 standards. It is compatible with and will mix well with most DOT3, DOT4 or DOT 5.1 fluids. For track and HP street use. Dry boiling point 536°F. Wet boiling point 388°F.
1 Liter Bottle.
706202 |
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MOTUL RBF 600 BRAKE FLUID
Extreme high performance polyglycol brake fluid. Far exceeds the standards of DOT 4. Each bottle is filled with Nitrogen, increasing shelf life and eliminating contamination while factory sealed. Extremely high dry boiling point 594°F(312°C) helps prevent vapor lock and brake fade during hard use, with excellent recovery time. Wet boiling point 4017°F(205°C). 500mL.
500ML Bottle.
100949 |
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MOTUL RBF 660 BRAKE FLUID
Very high dry boiling point of 617°F (325°C) and a wet boiling point of 400°F (204°C). For all types of hydraulic brake and clutch actuators requiring non-silicone synthetic fluid. Specially designed to resist extreme temperature generated by racing brakes (carbon and ceramic) only allowing a minimal air entrance for brake cooling. 500mL.
500ML Bottle.
101667 |
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MOTUL DOT 5.1 BRAKE FLUID
100% synthetic brake fluid on polyglycol basis for all types of hydraulic actuated brake and clutch systems in accordance with DOT 5.1, DOT 4 and DOT 3 manufacturers' recommendations. Specially designed for anti-locking brake system (ABS). Dry boiling point of 522°F (272°C). 500mL.
500ML Bottle.
100951 |
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SEE ALL UNIVERSAL FLUIDS
Click here to see all the Universal Fluids we carry.
UNIVERSAL |
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