Active Autowerke BMW B46/B48 F3X 230i 330i 430i and G2X 330e Active AFlow Catted Downpipe f2x Quad tips for that M-

Quad tips for that M- look

Each exhaust test-fit on our F8X Exhaust Fixture

you will see that the belt is smooth on one side and has multiple grooves on the flip side

year-2000-make-bmw-model-540i

year-1995-make-bmw-model-528i

Active Autowerke BMW B46/B48 F3X 230i 330i 430i and G2X 330e Active AFlow Catted Downpipe f2x Quad tips for that M-NO 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 valve tronic, single turbo version of its direct injection engine for the later F Chassis models beginning in 2016