Engine

Cobb Flex Fuel Kit Overview

Top 3 Engine Mods

If you're trying to upgrade your engine bay for your 2015+ WRX you've come to the right place. Batteries, blow off valves, boost controllers, cam plates/guards, catch cans, fuel systems, intercoolers, pulleys, turbo kits and more can be found here! Take a look below.


  • Battery
  • Blow Off Valves
  • Boost Controllers
  • Catch Cans
  • Covers and Dressup
  • Fuel System
  • Intercoolers
  • Internal Components
  • Motor Mounts
  • Oil and Accessories
  • Pulleys
  • Spark Plugs
  • Staged Kits
  • Timing Belt
  • Tuning
  • Turbo
  • Wastegates

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  • Cobb Tuning 710 Series Oil Cap -  2015+ WRX / STI / 2013+ BRZ / 14+ Forester / 13+ Crosstrek / 17+ Impreza Cobb Tuning 710 Series Oil Cap -  2015+ WRX / STI / 2013+ BRZ / 14+ Forester / 13+ Crosstrek / 17+ Impreza
    NEW
  • GrimmSpeed Alternator Cover - 2015+ STI GrimmSpeed Alternator Cover - 2015+ STI
    NEW

    GrimmSpeed Alternator Cover - 2015+ STI


    $85.00
  • Crawford Performance Air / Oil Separator V3 For Top Mount Intercooler - 2015+ STI Crawford Performance Air / Oil Separator V3 For Top Mount Intercooler - 2015+ STI
    NEW
  • Cobb Front Mount Intercooler Kit - 2015-2017 STI Cobb Front Mount Intercooler Kit - 2015-2017 STI
    NEW
  • InterTek Top Mount Intercooler Grille - 2015+ STI InterTek Top Mount Intercooler Grille - 2015+ STI
    NEW

    InterTek Top Mount Intercooler Grille - 2015+ STI


    $80.00
  • Prova Hi-press Bypass Valve - 15+ STI Prova Hi-press Bypass Valve - 15+ STI
    NEW
  • GReddy Subaru Magnetic Drain Plug - 2015+ STI GReddy Subaru Magnetic Drain Plug - 2015+ STI
  • Killer B FA20 WRX Air/Oil Separator - 2015+ WRX / 2015+ STI Killer B FA20 WRX Air/Oil Separator - 2015+ WRX / 2015+ STI

    Killer B FA20 WRX Air/Oil Separator - 2015+ WRX / 2015+ STI


    $492.00
  • Fumoto Quick Engine Oil Drain Valve - 15+ WRX / 13+ BRZ / 14+ Forester / 13+ Crosstrek / 17+ Impreza Fumoto Quick Engine Oil Drain Valve - 15+ WRX / 13+ BRZ / 14+ Forester / 13+ Crosstrek / 17+ Impreza
  • SALE
    Tial QR Recirculating Blow Off Valve 10psi Spring Black 1.34in Outlet - Universal Tial QR Recirculating Blow Off Valve 10psi Spring Black 1.34in Outlet - Universal
    SALE
  • IAG Stage 2 Tuff "Cosy" 2.5L Subaru Short Block - 2015+ STI
  • IAG Stage 2 Tuff 2.5L Subaru Short Block - 2015+ STI
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