Kartboy Front End Links Subaru WRX / STI 2015-2021 | KB-017-F-12mm Wheel Offset_50mm BC valve springs are wound

BC valve springs are wound from only the highest grade

Integrated urethane bump seal insures a tight

Lightweight with reinforced fiberglass support structure

Turbosmart's Kompact Shortie blow off valve range is back and better than ever

COBB High Flow Filters are designed to permit very high flow rates

Kartboy Front End Links Subaru WRX / STI 2015-2021 | KB-017-F-12mm Wheel Offset_50mm BC valve springs are woundPart #: KB 017 F 12mm Fitment Information: Subaru STI 2015 2021 Subaru WRX 2015 2021 The Kartboy Front Endliks have been designed to be direct replacements of your weak, factory OEM units. The OEM units over time can become weak and flex which can hinder the performance to your vehicle. The Kartboy units are made from high grade aluminum, and will provide your vehicle with better feedback when cornering. These end links are one of the most embraced