Kooks 2.5 Inch Off-Road Y-Pipe (09-10 5.4L F-150; 2010 5.4L F-150 Raptor w/ Long Tube Headers)Find parts that fit my vehicle

Increase Performance. Eliminate those power robbing factory catalytic converters with a Kooks Off-road Y-pipe to add even more horsepower and torque to the rear wheels of your 5.4L powered F-150. This Kooks Y-pipe is specifically designed to be used with Kooks Long Tube Headers.

Aggressive Exhaust Note. This free flowing Kooks y-pipe for the 5.4L F-150 not only increases power, but it also adds a crisp aggressive exhaust note to the sound of your exhaust with its "Y" crossover pipe design.

Deletes Factory Cats. Kook's designed their Off-Road Y-Pipe to eliminate your F-150's restrictive stock catalytic converters. Because of this, this Y-pipe is not CARB certified, therefore it is not legal for use in California or any other state adopting California emission standards. Not legal for use on pollution controlled motor vehicles; intended for off road use only.

Quality Construction. Manufactured from 2.5 in. mandrel-bent 304 stainless steel tubing, this Kooks Y-pipe features a merged "Y" crossover for superior exhaust flow. Its precision construction guarantees an easy installation and excellent fitment.

Application. This Kooks Off Road Y-Pipe is specifically designed to fit the 2009 to 2010 5.4L F-150 and 5.4L Raptor equipped with Kooks Long Tube Headers installed.

Technical Note: This Kooks product is intended for off road use, and is not legal for use in emission restrictive states.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov