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Kooks header and catted Y-pipe kit for 2011–2014 Ford F-150 uses 1-7/8 x 3 headers with a catted Y-pipe to improve exhaust scavenging and throttle response. The assembly is offered as a vehicle-specific replacement to enhance midrange torque and breathing for owners seeking a bolt-on exhaust upgrade reflecting Kooks' race-tested design approach.
Kooks 11-14 Ford F-150 1-7/8 x 3 Header & Catted Y-Pipe Kit
