Power, precision, sophistication, and options. Presenting the AWE BMW F3X 328i/330i & 428i/430i Exhaust Suite: A sophisticated Touring Edition Axle-back Exhaust. Touring Edition Axle-back features AWE's proprietary drone-canceling solution, 180 Technology® Max gains of 13 hp and 13 ft-lbs of torque at the crank (328i & 428i) Fitments for B48 (330i & 430i), and N20 / N26 (328i & 428i) Handcrafted from 3” U.S.-sourced CNC mandrel-bent T304 stainless steel 80mm double-walled tips available in chrome silver or diamond black Available as dual tip (328i/330i & 428i/430i) or unique quad tip configuration (328i & 428i) 3D-printed bolt on marking template allows for perfect “quad tip” bumper cut if desired (available for both Non-M Sport and M Sport 328i & 428i cars) Engineered, designed and manufactured in-house at AWE Perfect fitment - guaranteed No Check Engine Light - guaranteed Featuring the AWE Lifetime Exhaust Warranty Important Fitment Notes: AWE Axleback Exhausts require cutting the factory mid-pipe at the designated factory cut point (i.e the dimple). AWE Exhausts are not guaranteed to mate with another manufacturer’s mid pipes due to varying cut points. AWE Axlebacks do not include mid pipes. Quad tip configurations are only available for the 328i & 428i If you are opting for the quad-tip option, be sure to also purchase the marking template.