
Evolution Racewerks Competition Series 4" Catless Downpipe (B48, EU-Asia Spec Cars)
Key Features: Now available for the 2016+ BMW 230i / 330i/ 430i / 530i B48 Engine! Horsepower gains of 14 to 16whp average (gains will vary based on modifications of your vehicle). Higher Max Horsepower Power Curve Torque gains of 20 wtq average (stock boost) up to over 24 wtq (Software upgrade) (gains will vary based on modifications of your vehicle). Higher Intial Torque Curve. Torque curve hits faster and higher and longer. Better throttle response and faster turbo spool up times. Mandrel Bent 4" piping. Smooth transition to the exhaust system. 100% Stainless Steel Construction 100% TIG welded for better quality welds Precision CNC machined turbocharger V-Band flange. Stainless steel flex section like factory that allows proper exhaust movement and flexibility. Mirror polish or brush finish Available with high temperature black thermal coating to reduce underhood temperatures. Optional - Additional O2 sensor bung for wideband O2 sensors (comes with pre-installed plug) Optional