GSC Traditional Exhaust Valve Guide Set - Subaru EJ20 / EJ25 Epic Engineering Purchase this kit if you

Purchase this kit if you already own the IAG-AFD-2210 or IAG-AFD-2211 kit and would like to add a Flex Fuel Sensor

Twin-Tube Structure - For Low Resiliency & Securing Sufficient Stroke

Please Note:

By inserting these collars in specific subframe locations you can ensure less flex and more accurate suspension feel

GSC Traditional Exhaust Valve Guide Set - Subaru EJ20 / EJ25 Epic Engineering Purchase this kit if youGSC Power Division makes traditional exhaust valve guides that fit properly, easier to install and shaped to help air flow instead of just copying the OEM design. GSC's Subaru EJ20 EJ25 exhaust valve guides are made from true C67410 Manganese Bronze and turned on a dedicated precision CNC turning center creating some of the tightest tolerances in the industry with the best quality control possible. *Note these guides do not feature a depth stop and