The AWE 328i / 430i Touring Edition axle back exhaust is a straight-through concept, yet also features AWE’s proprietary drone-canceling solution, 180 Technology® to produce the perfect, drone-free exhaust note. Made in the USA, AWE axle back exhausts for the 328i / 430i are handcrafted from US-sourced T304L stainless steel, and come with a fitment guarantee, a no Check Engine Light guarantee, and a Lifetime Warranty. Complete with your choice of Diamond Black or Chrome Silver double-walled 80mm tips.. AWE Touring Edition Axle-back Exhaust for BMW F3X 28i / 30i, Single Side -- Diamond Black Tips (80mm). AWE Tuning BMW F3X 28i / 30i Touring Edition Axle-Back Exhaust Single Side - 80mm Black Tips. Handcrafted from 3” U.S.-sourced CNC mandrel-bent T304L stainless steel. AWE Touring Edition Axle-back Exhaust for BMW F3X 28i / 30i, Single Side. Features AWE’s proprietary drone-canceling solution, 180 Technology®. Max gains of 13 hp and 13 lb-ft of torque at the crank. Engineered, designed and manufactured in-house at AWE. A sophisticated Touring Edition Axleback Exhaust.. Featuring the AWE Lifetime Exhaust Warranty. Direct bolt-on for factory-like simplicity. No Check Engine Light - guaranteed. Perfect fitment - guaranteed. 80mm double-walled tips. Touring Exhaust

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