Active Autowerke S63 N63 Catted Downpipes V8 BMW X5 M and X6 M X5 X6 550i 650i (11-041) 40080 6 (E34) Description_ASM Rear S8K

6 (E34) Description_ASM Rear S8K FMSI D396 93 thru 96 BMW 540i 4

9 FWD Description_ASM Front S4K FMSI D1075 2006 thru 2007 BUICK Terraza 3

Innovative muffler design enables maximum volume when valve is open

26 in Rear (MK7 GTI Non-DCC)

Active Autowerke S63 N63 Catted Downpipes V8 BMW X5 M and X6 M X5 X6 550i 650i (11-041) 40080 6 (E34) Description_ASM Rear S8KActive Autowerke presents the handmade Signature S63 N63 Catted Downpipes for twin turbo V8 BMW models including X5 M, X6 M, 550i, 650i, X5, and X6. Designed specifically for vehicle specific fitment, these downpipes optimize turbo spool and power delivery while maintaining emissions compliance outside California. Includes an EPA registered pair of 4. 5" ultra high flow GESI catalytic converters, fully OBD2 compliant with no check engine light