4 Inch N55 Racing Downpipe For BMW 335i, 435i, M2, M135i, M235i (EWG & PWG)

Enhance power, exhaust flow and throttle response of your BMW 335i (F30), 435i (F32), M2 (F87), M135i (F20), or M235i (F22) with the Palenon Performance N55 Racing Downpipe—an essential upgrade for maximizing Performance & racing. The factory-installed downpipe includes a restrictive catalyst that limits exhaust flow, reducing overall performance. Upgrading to a high-performance downpipe enhances turbo spool, enables Stage 2+ tuning, increases horsepower and torque, and amplifies the exhaust note for a more aggressive sound. Features Material: Constructed from SS304 grade stainless steel, ensuring durability and resistance to corrosion. TIG-welded craftsmanship enhances strength and reliability. Performance Gains: Eliminates the restrictive factory catalytic converter, reducing back pressure. Gains of 25–30 horsepower depends on tune, fuel. Faster turbo spool and improved throttle response. Produces a more aggressive exhaust tone. Design: Features a 4" diameter at the