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Billy Boat Axle-Back Exhaust for 2007-12 BMW M3 [E90/E92]


Quick Overview

Sku # : Billy-Boat-Exhaust-E9X-M3-MW3

Upgrade your M3's exhaust with the newly released Billy Boat Performance Exhaust. The B&B Performance Exhaust features full T304 stainless steel construction and incorporates B&B's Purge Resonance Technology. B&B's Purge Resonance Technology (PRT) allows the exhaust to emit a deep exhaust note, without the unwanted cabin drone or resonance. The entire system is fully polished to provide a finish unlike that of any other exhaust on the market. All mounting hardware necessary is included, and no welding is required, and as always with B&B exhaust systems a limited lifetime warranty is included.

Give your E90 or E92 M3 a deep rumble, while increasing performance by 12 horsepower and 11 Ft./Lbs of torque at the rear wheels.

  • Limited lifetime warranty
  • Produces gains of 12 HP and 11 TQ @ the rear wheels
  • Fully polished mandrel bent T304 stainless steel tubing
  • PRT technology - No interior resonance
  • Deep, aggressive exhaust tone
  • Designed to fit perfectly
  • All bolt on
  • 50 state emissions legal


  • E90/E92 M3 2008+ (Sedan/Coupe)


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