Active Autowerke Catted Downpipe - BMW / N20 / F3X / M228i / 328i / 428i (11-079) 1460 Kit contains 2 tip assemblies

Kit contains 2 tip assemblies

this upgrade is a must-have to get the most out of your vehicle

Includes a 8AN Nut

of the change in the power dissipation of the sensor to the resultant temperature change of the thermistor

Active Autowerke Catted Downpipe - BMW / N20 / F3X / M228i / 328i / 428i (11-079) 1460 Kit contains 2 tip assembliesThe Active Autowerke Catted Downpipe is designed for BMW F Chassis N20 engines found in the M228i, 328i, and 428i models starting in 2012. It addresses the restrictive nature of the OEM downpipe by enhancing exhaust flow to optimize turbocharger performance. Constructed from 3. 5" diameter TIG welded 304 stainless steel for durability and precise fitment Includes a 4" ultra high flow GESI catalytic converter rated for 350 to 500 horsepower