Active Autowerke BMW B58 F3X M240i 340i 440i Aflow Catted Downpipe (2024 and older) G99 Install Guide Install Guide

Install Guide Install Guide

NOTE: the cutoff build date of 08/2020 is important as cars produced after that date have a downpipe with different bracket locations

The Active Autowerke F-Chassis N20 Signature down pipe utilizes 3

Reliability and power is needed if you want to be on the podium

Active Autowerke BMW B58 F3X M240i 340i 440i Aflow Catted Downpipe (2024 and older) G99 Install Guide Install GuideNO PERFORMANCE TUNE NEEDED. Active Autowerke BMW B58 Catted Downpipe now includes turbo flange gasket SHIPPING NOW. Please note that we install the gasket into the downpipe flange as some customers were damaging the gasket on installation. NOTE: Fitment applies to US model cars only unless specifically stated. We cannot guarantee fitment to non US model cars. BMW introduced a new valvetronic, single turbo version of its direct injection engine for the