Active Autowerke BMW B58N X5-40i X3-40i X7-40i 540i 640i 740i GESI Catted Downpipe (2025 and newer) brace -Available for 91 - 93

-Available for 91 - 93 octane

High-Flow X-Pipe Midsection: Centralized X-pipe balances exhaust pulses between banks

this combo is the perfect desk ornament

Ideal for Forced Induction Applications with no loss of HP

Independent Supercharger Oil Cooler

Active Autowerke BMW B58N X5-40i X3-40i X7-40i 540i 640i 740i GESI Catted Downpipe (2025 and newer) brace -Available for 91 - 93NO PERFORMANCE TUNE NEEDED. Active Autowerke BMW B58N Gen 3 Catted Downpipe this is not for M340 and M440 B58N Gen 3 which also incorporates a new GPF into the downpipe. 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 later F Chassis models beginning in 2016 and carried over to the G