Optimize your Subaru STI 2008-2014 engine's performance with a comprehensive range of top-quality aftermarket parts from industry-leading brands. Elevate the power and efficiency of your vehicle with ETS, HKS, Perrin, Mishimoto, AMS, Grimmspeed, Cobb, Remark, PLM, Turbosmart, IAG Performance, and more. Enhance airflow and filtration through AIR INTAKE DUCTS and COLD AIR INTAKES, while maintaining engine cleanliness with AIR OIL SEPARATORS and CATCH CANS. Experience impeccable control and responsiveness with BLOW OFF VALVES and BOOST CONTROL SOLENOID COVERS, complemented by the reliability of ENGINE MOUNTS and meticulously crafted ENGINE MANAGEMENT HARNESSES. Simplify maintenance and improve overall performance with DIPSTICKS and explore comprehensive ENGINE PACKAGE DEALS for a holistic approach to upgrading your Subaru WRX's engine. Unleash the full potential of your vehicle through precision-engineered components designed to deliver both power and durability, all meticulously designed to give your Subaru STI the edge on the road or track.
2008-2014 Subaru WRX STI Engine Parts
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Up to $10 offRadium Engineering Fuel Surge Tank Wiring Harness - Fully Populated - Universal
Regular price $189.95Sale price $189.95 Regular priceUnit price per$199.95 -
Up to $10 offRadium Engineering Multi-Pump Fuel Pressure Regulator - Green Top - Universal
Regular price $189.95Sale price $189.95 Regular priceUnit price per$199.95 -
Up to $0.70 off
In StockRadium Engineering O-Ring Multi Pack 6AN/8AN/10AN - Universal
Only 4 leftRegular price $13.25Sale price $13.25 Regular priceUnit price per$13.95 -
Up to $21.50 offRadium Engineering Single Brushless Ti E5LM Fuel Surge Tank | Pump Not Incl - Universal
Regular price $408.45Sale price $408.45 Regular priceUnit price per$429.95 -
Up to $22.50 offRadium Engineering Dual Brushless Ti E5LM Fuel Surge Tank | Pumps Not Incl - Universal
Regular price $427.45Sale price $427.45 Regular priceUnit price per$449.95 -
Up to $30.76 offRadium Engineering FST-R Fuel Surge Tank with Integrated FPR | AEM 50-1000 E85, Pump Included - Universal
Regular price $584.19Sale price $584.19 Regular priceUnit price per$614.95 -
Up to $29.51 offRadium Engineering FST-R Fuel Surge Tank with Integrated FPR | Walbro GSS342 255lph, Pump Included - Universal
Regular price $560.44Sale price $560.44 Regular priceUnit price per$589.95 -
Up to $24.50 offRadium Engineering Standard Fuel Surge Tank | Single Walbro 255, Pump Included - Universal
Regular price $465.45Sale price $465.45 Regular priceUnit price per$489.95 -
Up to $21 offRadium Engineering Pumpless Fuel Surge Tank W/ Single High Volume Pickup Tube - Universal
Regular price $398.95Sale price $398.95 Regular priceUnit price per$419.95 -
Up to $28.01 offRadium Engineering Standard Fuel Surge Tank | Single Walbro F90000267 E85, Pump Included - Universal
Regular price $531.94Sale price $531.94 Regular priceUnit price per$559.95 -
Up to $25.76 offRadium Engineering Standard Fuel Surge Tank | Single AEM 50-1200 E85, Pump Included - Universal
Regular price $489.19Sale price $489.19 Regular priceUnit price per$514.95 -
Up to $22.50 offRadium Engineering Dual Walbro 255 Fuel Surge Tank | Pumps Not Incl - Universal
Regular price $427.45Sale price $427.45 Regular priceUnit price per$449.95 -
Up to $29.01 offRadium Engineering Dual Walbro 255 Fuel Surge Tank | Pumps Incl - Universal
Regular price $550.94Sale price $550.94 Regular priceUnit price per$579.95 -
Up to $10 offRadium Engineering Multi-Pump Fuel Pressure Regulator - Black Top - Universal
Regular price $189.95Sale price $189.95 Regular priceUnit price per$199.95 -
Up to $1.25 off
In StockRadium Engineering Fuel Pump Adapter For Walbro F90000267 / F90000274 Pumps Only - Universal
Only 9 leftRegular price $23.70Sale price $23.70 Regular priceUnit price per$24.95 -
Up to $6.75 off
In StockRadium Engineering Fuel Filter Kit w/ 100 Micron Stainless Filter - Universal
Only 5 leftRegular price $128.20Sale price $128.20 Regular priceUnit price per$134.95