BMW 1 Series F20 M135i 3.0 N55 12-16 - 3" Brushed Exhaust Backbox Delete - Direnza

BMW 1 Series F20 M135i 3.0L N55 2012-2016 models Direnza Brushed Backbox Deletes are manufactured from T304 grade brushed steel, handcrafted by our specialist Direnza engineering team to ensure a safe and secure fit every time. A direct replacement for the stock backbox, Direnza mandrel-bent exhaust components are fully TIG welded and feature CNC-machined flanges for strength and durability. Engineered to not only improve power and torque across the entire RPM range but Direnza exhaust components improve throttle response to help you push further and faster on the road or the track.Download the fitting guide