1-7/8" x 3" Stainless Headers - 1-7/8" Stainless Headers. 2011-2014 F150 5.0L 4V.

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Overview 1-7/8" Stainless Headers. 2011-2014 F150 5.0L 4V.Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kook s takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless records in the NHRA, IHRA, NMCA, NMRA, NASCAR, NASA, SCCA and many other racing organizations. Now with three generations of family leadership, we are proud to say that all of our products are handcrafted here in the USA and we are proud to still be independently owned and operated. Show more