Active Autowerke BMW B46/B48 F3X 230i 330i 430i and G2X 330e GESI Catted Downpipe B46/B48 GESI Catted DP:B48 GESI Catted DP with turbo gasket year-2009-year-2009-model-525i

year-2009-year-2009-model-525i

-Mandrel Bent Piping

-Part Throttle Remapping-Increase in Throttle Response

These high flow catalytic converters outperform stock converters and provide a reliable solution to the most common catalytic converter problems

Active Autowerke BMW B46/B48 F3X 230i 330i 430i and G2X 330e GESI Catted Downpipe B46/B48 GESI Catted DP:B48 GESI Catted DP with turbo gasket year-2009-year-2009-model-525iNO PERFORMANCE TUNE NEEDED. 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. Active Autowerke BMW B46 B48 Catted Downpipe BMW introduced a new valvetronic, single turbo version of its direct injection engine for the later F Chassis models beginning in 2016.