Dinan Free Flow Axle-Back Exhaust for BMW | F10 | M5


$2,956.98

UroTuning

Part# D660-0044


Does This Fit Your Car?

Dinan’s Free Flow exhaust system features 100% stainless steel construction measured to exact specifications to ensure proper fit via factory hangers and mounting points. Dyno tuned for maximum exhaust flow with minimum back pressure, this system is designed to provide a more aggressive sound under acceleration, while reducing drone inside the vehicle, thanks to Dinan’s exclusive Helmholtz Chamber and Butterfly Valve technologies. The exhaust gasses exit through larger laser engraved ultra durable satin black ceramic coated quad tips.


Features:

  • Approx. +8 HP increase
  • Uses the factory brackets and hangers for a factory-like fitment
  • Weight Savings
  • Incorporated Butterfly Valve Technology
  • Helmholtz chamber to remove drone
  • "Straight through" canister design
  • 100% 304 stainless steel construction
  • 3.5" laser engraved polished stainless steel or black ceramic exhaust tips


Installation Instructions: Dinan F10 M5 Axle-Back Exhaust D660-0044 Instructions




VEHICLE FITMENT

  • F10 BMW M5 - S63 4.4L

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