Keller Performance BMW F90 M5 Downpipes

Keller Performance high flow downpipes are made to eliminate exhaust flow restriction for maximum Horsepower and Torque gains. Manufactured with the highest grade T304L stainless steel,
3D scanned for 100% guaranteed direct fitment and best performance on the market.

• Improves Sound
• Adds Horsepower and Torque
• Reduces Weight