2004 Subaru WRX Replacement Engine Parts

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    • (0 reviews)
      # 20509182
      Subaru WRX 2004, Engine Crankshaft Seal by Timken®. Timken offers the right seal to keep your vehicle running optimally. Timken seals provide ultimate protection from contaminants and help retain lubricants and liquids, ensuring...
      Machined rubber sealing edge provides greater accuracy and consistency and a better sealing surfaceAn extra dust lip helps keep harmful contaminants out and protects against rust and corrosion
      $7.84 - $23.20
    • (0 reviews)
      # 99906284
      Subaru WRX 2004 Crankshaft Seal by DNJ Engine Components®. Protect your engine part from contaminants and prolong its service life with this premium DNJ seal. Rigorously manufactured from top-grade materials and expertly tested,...
      Designed to provide reliable sealing performanceProtects the engine part from contaminants and extends its life
      $11.78
    • (0 reviews)
      # 44711340
      Subaru WRX / WRX STI 2004, Tension Adjuster Nut by Genuine®. For A/C Belt. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $11.94
    • (0 reviews)
      # 8794867
      Subaru WRX 2004, Oil Pump Screen by Genuine®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you waste...
      $39.18
    • (0 reviews)
      # 98444296
      Subaru WRX 2004, Engine Oil Pump Seal by National®. Housing Bore: 1.929". Material: Polyacrylate. Outside Diameter: 1.938". Shaft: 1.299". Width: 0.315". Don’t just repair a leak, prevent future problems with a National Oil Seal....
      Designed to increase wheel-end reliability by effectively excluding dirt, moisture, and other contaminantsA patent-pending National Dynamic Edge technology allows for maximum protection
      $8.84
    • (0 reviews)
      # 133308777
      Subaru WRX 2004, Engine Oil Pump Seal by Timken®. Timken offers the right seal to keep your vehicle running optimally. Timken seals provide ultimate protection from contaminants and help retain lubricants and liquids, ensuring...
      Machined rubber sealing edge provides greater accuracy and consistency and a better sealing surfaceAn extra dust lip helps keep harmful contaminants out and protects against rust and corrosion
      $7.84
    • (0 reviews)
      # 98244191
      Subaru WRX / WRX STI 2004, Oil Pan Gasket by Nippon Reinz®. When you’re low on oil, coolant or some other fluid, you may be tempted to just run down to the local auto parts chain store. But before you waste your time and gas only...
      $5.95
    • (0 reviews)
      # 99906290
      Subaru WRX 2004 Oil Pan Gasket Set by DNJ Engine Components®. Get this top-grade quality replacement for your worn out part from DNJ. Expertly crafted from premium materials, this product is of the finest quality to provide you...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $7.13
    • (0 reviews)
      # 72499495
      Subaru WRX / WRX STI 2004, Professional™ Engine Oil Pressure Sender With Light by ACDelco®. 1 Blade Terminal Connector. Designed utilizing the latest technology, this Engine Oil Pressure Switch by ACDelco features premium quality...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $11.37
    • (0 reviews)
      # 8817153
      Subaru WRX 2004, Engine Gasket Set by Genuine®. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in need of repair, but before you waste...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $347.53
    • (0 reviews)
      # 7662872
      Subaru WRX / WRX STI 2004, Seal Ring by Elring®. Sold each - Package-25. Size: 12mm (0.47") x 15.5mm (0.61"). Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light...
      $0.85
    • (0 reviews)
      # 88043889
      Subaru WRX 2004, Semi-Circular Plug by Beck Arnley®. Location: Valve Cover. For one hundred years, Beck/Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and transitioning to...
      OE quality products from top original equipmentTop quality materials
      $5.42
    • (0 reviews)
      # 83291272
      Subaru WRX 2004, Cylinder Head Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the gaskets...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $111.06 - $197.12
    • (0 reviews)
      # 97666962
      Subaru WRX 2004, Cylinder Head Bolt Set by AJUSA®. Cylinder head bolts are responsible for holding the cylinder head to the engine block. On most modern engines, stretch bolts or torque to yield bolts are typically used and must be...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $21.48
    • (0 reviews)
      # 97663869
      Subaru WRX 2004, Cylinder Head Gasket Set by AJUSA®. Gasket Material:Multi-layer Steel. One the most critical components of any engine is the head gasket — which seals the cylinder head to the engine block. AJUSA offers excellent...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $184.14
    • (0 reviews)
      # 81878659
      Subaru WRX 2004 Cylinder Head Gasket by DNJ Engine Components®. Get this top-grade quality replacement for your worn out part from DNJ. Expertly crafted from premium materials, this product is of the finest quality to provide you...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $31.04 - $191.09
    • (0 reviews)
      # 83232316
      Subaru WRX STI EJ257 Engine 2004, Valve Cover Circular Plug by Fel-Pro®. If you are looking for quality sealing solutions, Fel-Pro offers you various replacement products from seals and bolts to O-Rings and dowel pins. Engineered...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $6.84
    • (0 reviews)
      # 83291274
      Subaru WRX 2004, Valve Cover Gasket Set by Fel-Pro®. Material: Permadry Molded Rubber. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $42.47 - $58.60
    • (0 reviews)
      # 98195916
      Subaru WRX 2004, Engine Timing Idler by Koyo®. Do you hear chirping or squealing noise? Has the “power” disappeared from your steering? Does your engine crank slowly and are your lights dim? You may need accessory drive belt...
      $41.75
    • (0 reviews)
      # 86148923
      Subaru WRX 2004, Professional™ Engine Oil Filter by ACDelco®. Outstanding filter capacity, enhanced efficiency, consistent flow management and high-durability design help provide exceptional filtering performance. 98 percent...
      Excellent filter capacity, efficiency, flow management, and durabilityTight seals prevent unfiltered oil from entering your engine
      $6.39
    • (0 reviews)
      # 35806675
      Subaru WRX / WRX STI 2.0L 2004, Oil Filter by Beck Arnley®. For one hundred years, Beck/Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and transitioning to import vehicles...
      OE quality products from top original equipmentTop quality materials
      $6.96
    • (0 reviews)
      # 85825118
      Subaru WRX 2004, Oil Filter by Denso®. When it comes to oil filters, you can't do better than Denso. This is why Densi is one of the world's premier OE oil filter suppliers. Denso uses this world class know-how to produce First...
      Heavy-duty steel case resists distortionPre-lubricated molded o-ring provides superior sealing over generic filters
      $7.24
    • (0 reviews)
      # 87938961
      Subaru WRX 2004, PRO-TEC™ Spin-On Lube Filter by WIX®. Flow Rate: 9-11 GPM. Height: 2.577". Inner Diameter Top: Closed. Outer Diameter Top: 2.685". Style: Spin-On Lube Filter. Thread Size: 20X1.5 MM. Burst Pressure: 300. Oil is...
      Filters oil by trapping particles from entering the engineHighly durable and reliable
      $3.56
    • (0 reviews)
      # 67753934
      Subaru WRX 2004, Spin-On Lube Filter by WIX®. Flow Rate: 9-11 GPM. MediaType: Enhanced Cellulose. Micron: 21.00. Style: Spin-On Lube Filter. Thread Size: 20X1.5 MM. Burst Pressure: 300. Oil is the life-blood of an engine, which...
      Filters oil by trapping particles from entering the engineHighly durable and reliable
      $8.44 - $9.98
    • (0 reviews)
      # 23871292
      Subaru WRX 2004, Engine Oil Filter by Motorcraft®. At your next oil change, replace your dirty oil filter with this premium product. Engineered specifically for your Ford, Mercury, or Lincoln, the Motorcraft oil filter thoroughly...
      Direct OEM replacementRecommended by Ford Motor Company
      $8.15
    • (0 reviews)
      # 128609429
      Subaru WRX 2004, Oil Pan Gasket Set by Fel-Pro®. Material: Blue Stripe Cork-Rubber. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $8.66
    • (0 reviews)
      # 18914687
      Subaru WRX STI 2.5L 2004, Conversion Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $40.28
    • (0 reviews)
      # 97663874
      Subaru WRX 2004, Engine Full Gasket Set by AJUSA®. Gasket Material:Multi-layer Steel. If you need durable gaskets to prevent leaks on your vehicle, Ajusa is the way to go. Engineered using the latest technologies and global...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $207.55
    • (0 reviews)
      # 84035150
      Subaru WRX 2004, RAN-UP Engine Oil, 300ml by RS-R®. RAN-UP enhances engine efficiency at the microscopic level. Utilizing key components that have been derived from aerospace robotics, this specially formulated mixture of nano...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $49.95
    • (0 reviews)
      # 73705533
      Subaru WRX STI 2004, Pro-A Style Taper Blade Connecting Rod by CP-Carrillo®. CC: 5.137" (130.5mm). Bolt Size: 3/8". Bolt Type: WMC. PE Width: 0.845" (21.46mm). BE Width: 0.844" (21.44mm). BE Bore: 2.1653" (55mm). Pin Size: 23mm....
      Made from high-grade materialsProvides efficient performance
      $294.00
    • (0 reviews)
      # 73710159
      Subaru WRX STI 2004, Pro-H Style Connecting Rod by CP-Carrillo®. CC: 5.137" (130.5mm). Bolt Size: 3/8". PE Width: 0.845" (21.46mm). BE Width: 0.844" (21.44mm). BE Bore: 2.1653" (55mm). Pin Size: 23mm. Lead the way with strong Pro-H...
      Made from high-grade materialsProvides efficient performance
      $294.00 - $344.40
    • (0 reviews)
      # 73705532
      Subaru WRX STI 2004, Pro-SA Style Taper Blade Connecting Rod by CP-Carrillo®. CC: 5.137" (130.5mm). Bolt Size: 3/8". Bolt Type: WMC. PE Width: 0.845" (21.46mm). BE Width: 0.844" (21.44mm). BE Bore: 2.1653" (55mm). Pin Size: 23mm....
      Made from high-grade materialsProvides efficient performance
      $294.00
    • (0 reviews)
      # 81007267
      Subaru WRX 2004, Intercooler Kit by Mishimoto®. OEM intercooler setups are not designed to handle the higher levels of boost that result from modifying your turbocharged vehicle. The Mishimoto Intercooler is manufactured with...
      Direct fitProvides 35°F temperature drop compared to stock intercooler on a stage 2 tune
      $580.00 - $1,064.00
    • (0 reviews)
      # 98906785
      Subaru WRX 2004, Crankshaft by Brian Crower®. BC crankshafts are made from the finest, aerospace grade 4340 steel billet material. CNC machined on state of the art, 5 axis Mazak Integrex 300-IV CNC machines to exacting tolerances...
      $1,957.39
    • (0 reviews)
      # 98906803
      Subaru WRX 2004, Stroker Kit by Brian Crower®. Crankshafts: BC crankshafts are made from the finest, aerospace grade 4340 steel billet material. CNC machined on state of the art, 5 axis Mazak Integrex 300-IV CNC machines to...
      $2,969.34 - $3,380.18
    • (0 reviews)
      # 98906778
      Subaru WRX 2004, Camshaft by Brian Crower®. BC high performance camshafts are ground on state-of-the-art CNC cam grinders to insure accuracy and tolerances to within .02mm. Every BC camshaft profile has been prototyped and dyno...
      $686.80 - $766.04
    • (0 reviews)
      # 61628607
      Subaru WRX STI 2.5L 2004, Billet S1 Camshafts by GSC Power-Division®. GSC Power-Division Billet S1 camshafts for the USDM STi and WRX with Intake only AVCS. These will not drop any low end power, and will creating more power and...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $849.15
    • (0 reviews)
      # 62402202
      Subaru WRX 2004, S1 Camshafts by GSC Power-Division®.
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $849.15 - $934.15
    • (0 reviews)
      # 124533627
      Subaru WRX STI 2.5L 2004, Camshaft Set by Kelford Cams®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $236.31 - $945.25
    • (0 reviews)
      # 15848391
      Subaru WRX STI 2004, Lightweight Crank Pulley by Agency Power®. Lightweight crank pulleys have proven horsepower and torque increases time after time. Agency Power chooses to make all of the crank pulleys the same diameter as the...
      Horsepower and torque increasesMade of CNC machined 6061 aluminum
      $130.00
    • (0 reviews)
      # 98438069
      Subaru WRX / WRX STI 2004, Non-Underdrive Pulley Kit by GFB®. It is now shaped to look exactly like the factory pulley, so it goes unnoticed in your engine bay - it even uses the factory belts. A significant amount of weight has...
      $147.28
    • (0 reviews)
      # 102537923
      Subaru WRX / WRX STI 2004, Underdrive Crankshaft Pulley Kit by GFB®. 3-piece underdrive pulley kit. Made from anodized aircraft-grade aluminium and offers sharper throttle response and faster acceleration. For Pulley Kits part #...
      $301.91
    • (0 reviews)
      # 73693817
      Subaru WRX 2004, Lightweight Crank Pulley by PERRIN Performance®. A true weight savings that can be felt with every blip of the gas pedal. Lighten up your rotating engine parts to free up power. The PERRIN Performance Crank Pulley...
      Reduced weight and increased throttle response, horsepower, and torquePerfectly fits all 1993 or newer Subaru boxer engines
      $119.70
    • (0 reviews)
      # 84938473
      Subaru WRX 2004, Engine Mount Set by PERRIN Performance®. PERRIN Performance engine mount kits reduce drivetrain movement under hard acceleration, deceleration and corning. Allowing the most efficient transmission of all available...
      Patented interlock design for maximum reliabilityCNC machined 6061-T6 aluminum brackets
      $369.00
    • (0 reviews)
      # 73693832
      Subaru WRX / WRX STI 2004, Pitch Stop Mount by PERRIN Performance®. Reduce drivetrain shudder under hard acceleration by installing a PERRIN Pitch Stop mount. Subaru's with power and drivetrain upgrades will need PERRIN's more...
      Reduces drivetrain movements under hard accelerationAdds power to the wheels by eliminating lost energy
      $105.30
    • (0 reviews)
      # 290064
      Subaru WRX 2004, Aluminium Engine Torque Damper Kit by Weapon-R®. Eliminate flex in the drivetrain, get more power to the ground and improve shift quality with this Torque Damper Kit.
      Prevents excessive engine movementImproves acceleration
      $187.00
    • (0 reviews)
      # 284971
      Subaru WRX 2004, Neo-Ti Engine Torque Damper Kit by Weapon-R®. Eliminate flex in the drivetrain, get more power to the ground and improve shift quality with this Neo-Titanium Finish Torque Damper Kit.
      Neo-Titanium FinishPrevents excessive engine movement
      $221.00
    • (0 reviews)
      # 91190180
      Subaru WRX Standard (Manual) Transmission 2004, Oil Cooler Kit by GReddy®. Filter: Standard. Core: 10 Row. Fitting: M20xP1.5. GReddy/GREX Oil Cooler Kits help prolong the life of your oil and in turn your internal engine...
      Large O Ring AdapterIncrease Oil Capacity
      $779.00
    • (0 reviews)
      # 73693068
      Subaru WRX / WRX STI 2004, Oil Cooler Kit by PERRIN Performance®. Reduce engine oil temperatures, extend engine life, and keep your horsepower consistent with a PERRIN oil cooler. In racing conditions engine oil temperature...
      Helps control engine oil temperaturesEfficient heat dissipation
      $670.50
    • (0 reviews)
      # 62402200
      Subaru WRX 2004, Sports Oil Filter by GReddy®. QX-04. Size (L/H): 68mm / 65mm. Thread: M20xP1.5. GReddy Sports OX Oil Filters use “double pleats” folding technology on the inner filter to provide a maximum filtration surface...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and racing lifestyle
      $15.20
    • (0 reviews)
      # 337775
      Subaru WRX 2004, Premium Wrench-Off Oil Filter by K&N®. Filter Material: High Flow Premium Media. Gasket Material: Nitrile Rubber. Height: 2.875" (73 mm). Outside Diameter: 2.688" (68 mm). Style: Canister. Thread Specification: M20...
      $12.44
    • (0 reviews)
      # 107669887
      Subaru WRX 2004, Pro Series Premium Oil Filter by K&N®. Filter Material: High Flow Premium Media. Gasket Material: Nitrile Rubber. Height: 2.875" (73 mm). Outside Diameter: 2.688" (68 mm). Style: Canister. Thread Specification: M20...
      $7.40
    • (0 reviews)
      # 99035789
      Subaru WRX / WRX STI 2004, EJ Series High Performance Oil Pan by Killer B Motorsport®. Our V2 Performance Oil pan is designed to reliably meet the demands of high performance Subaru Engines used on street or track applications....
      $508.00
    • (0 reviews)
      # 74053125
      Subaru WRX 2004, Rotated Turbo Installation Kit by PERRIN Performance®. Each Kit includes Intake system, 3" downpipe, boost tube connection for Front Mounted Intercooler, and all other parts needed for installation for those who...
      Designed to provide more horsepowerRotated turbo allows to attach to almost every aftermarket front mount intercooler
      $1,881.00
    • (0 reviews)
      # 140491689
      Subaru WRX 2004, Rotated Turbo Kit by PERRIN Performance®. Each Kit come pre-assembled and includes a Tial 46mm Wastegate, large 3" Intake system with MAF, 3" downpipe with built-in wastegate recirc tube, boost tube connection for...
      Designed to provide more horsepowerRotated turbo allows to attach to almost every aftermarket front mount intercooler
      $75.60 - $4,250.70
    • (0 reviews)
      # 70193962
      Subaru WRX STI 2004, GT II Sports Turbo Kit by HKS®. Boost Pressure: 78.5 - 98.1 kPa (0.8 - 1.0 kgf/cm2). Component: GT II 7460 (49T A/R 0.67) Turbine, Upgraded Actuator, Oil Piping, Water Piping, Gaskets/Short Parts. Designed...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $2,358.72
    • (0 reviews)
      # 70195877
      Subaru WRX 2004, GT Sport Turbo Upgrade by HKS®. Boost Pressure: 88.3 kPa (0.9 kgf/cm2). Turbo Size: GT2835 (56T). These kits consist of new, larger HKS GT turbos designed to bolt directly on to the stock manifold(s). Designed...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $3,319.68
    • (0 reviews)
      # 97200614
      Subaru WRX 2004, Super SQV4 Blowoff Valve Kit by HKS®. HKS Super SQV (Sequential Blow Off Valve) uses a unique sequential valve structure and a differential pressure control system, which allows for a broad operating range from low...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $326.27
    • (0 reviews)
      # 62614542
      Subaru WRX 2004, Metal Head Gasket by APEXi®. Bore: 93.5 mm. The APEXi metal headgaskets provide upgraded protection on high horsepower engines. Factory headgaskets cannot withstand the pressures of high output operation and often...
      Ideal for the daily driver car of an enthusiastMade from high-quality materials
      $281.41
    • (0 reviews)
      # 98906789
      Subaru WRX 2004, Darton MID™ Block Sleeves by Brian Crower®. The Darton MID™ Sleeve Kit is available for many series of 4, 6, and 8 cylinder import and domestic engines and provides for maximum bore sizes and boost potential.
      $491.25




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