MBRP 4in Filter Back Down Pipe | Ford F250/350/450 6.7L (15) (S6288409) YMM_2018_2020_Kia_Rio_Cross_YB and Impreza—as well as the

and Impreza—as well as the Saab 9-2X

Heat-treated components increase durability and resistance to warping or failure during aggressive driving or extended use

Upper Mounts Included for Easy Installation

With their lightweight construction and precise fit

MBRP 4in Filter Back Down Pipe | Ford F250/350/450 6.7L (15) (S6288409) YMM_2018_2020_Kia_Rio_Cross_YB and Impreza—as well as theMBRP 4in Filter Back Down Pipe Part #: S6288409 Overview The MBRP 4 inch Filter Back Down Pipe is a high performance exhaust component designed for diesel trucks, specifically tailored for Ford F250, F350, and F450 models equipped with the 6. 7L engine. This down pipe replaces the factory section to improve exhaust flow, reduce backpressure, and support enhanced engine response. Crafted for durability and optimal performance, it is ideal for truck