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ETS 15-21 Subaru WRX / 15-18 STI Axle Back Exhaust Stainless Steel Tips w/ No Muffler | 200-30-EXH-001
Regular price $595.00Regular priceUnit price per$595.00Sale price $595.00 -
ETS 2.5" Axle Back Exhaust w/ Muffler | 15-2018 Subaru WRX/STI
Regular price $695.00Regular priceUnit price per$695.00Sale price $695.00 -
ETS 08-21 STI Top Mount Intercooler Silver Core | 200-20-IC-037
Regular price $695.00Regular priceUnit price per$695.00Sale price $695.00 -
HKS 2 Layer Dry 200mm Red Replacement Filter Element - Universal | 70001-AK032
Regular price $22.10Regular priceUnit price per$26.00Sale price $22.10Sale -
HKS Premium Suction Kit Subaru WRX 2009-2014 / STI 2009-2020 | 70018-AF010
Regular price $387.88Regular priceUnit price per$500.00Sale price $387.88Sale -
HKS 3 Layer Dry 150mm Green Replacement Filter Element - Universal | 70001-AK021
Regular price $18.70Regular priceUnit price per$22.00Sale price $18.70Sale -
AEM 2.75 inch Dryflow Air Filter with 9 inch Element - Universal | 21-2029DK
Regular price $79.99Regular priceUnit price per$80.79Sale price $79.99Sale -
AEM Coolant Temperature Sensor Kit w/3/8 inch Female Weld-In Aluminum Bung - Universal | 30-2011
Regular price $46.07Regular priceUnit price per$51.19Sale price $46.07Sale -
AEM Water/Methanol Injection Filter - Universal | 30-3003
Regular price $42.26Regular priceUnit price per$46.96Sale price $42.26Sale -
AEM V2 Water/Methanol Injection Kit - NO TANK | Internal Map - Universal | 30-3302
Regular price $496.95Regular priceUnit price per$553.00Sale price $496.95Sale -
AEM V2 5 Gallon Water/Methanol Injection Kit | Internal Map - Universal | 30-3301
Regular price $614.95Regular priceUnit price per$684.00Sale price $614.95Sale -
AEM V2 1 Gallon Water/Methanol Injection Kit - Universal | 30-3300
Regular price $499.95Regular priceUnit price per$570.00Sale price $499.95Sale -
JE Pistons Ring Sets 1.2 / 1.2 / 2.5 Subaru EJ257 Block w/EJ20 Head | JG4904-3937
Regular price $173.63Regular priceUnit price per$173.63Sale price $173.63 -
Perrin 16-17 STI Cold Air Intake - Red | PSP-INT-323RD
Regular price $224.88Regular priceUnit price per$390.00Sale price $224.88Sale -
Perrin 16-17 STI Cold Air Intake Black | PSP-INT-323BK
Regular price $224.88Regular priceUnit price per$390.00Sale price $224.88Sale -
Perrin 02-14 WRX / 04-21 STI Coolant Overflow Tank Black | ASM-ENG-500
Regular price $140.88Regular priceUnit price per$245.00Sale price $140.88Sale
Optimize your Subaru STI 2015-2021 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.