Dinan D660-0100 Valved Axle-Back Exhaust System for BMW M2

The Dinan D660-0100 valved axle-back exhaust system transforms the sound and performance of your 2023-2025 BMW M2 with engineered precision. This bolt-on performance upgrade delivers a more aggressive, sportier exhaust note while maintaining civility during daily driving thanks to retained computer-controlled exhaust valves.

Performance Enhancements:

• Maximum gains of +6 horsepower and +5 lb-ft of torque
• Larger 76mm diameter piping versus 70mm stock for increased exhaust flow
• 6 pounds lighter than factory axle-back (38 lbs vs. 44 lbs stock)

Premium Construction:

• 100% 304 stainless steel construction for durability and corrosion resistance
• Four diffuser-filling 4.5-inch (114mm) double-walled polished stainless steel tips
• Laser-engraved Dinan logos on clamp-on tips
• Drone abatement technology reduces unwanted cabin resonance

Intelligent Valve Control:

• Factory exhaust valves and actuators retained for seamless integration
• Valves limit noise during low-speed driving and open fully under high-load conditions
• Exhaust tone adjustable via BMW M-Drive settings

Engineered for factory-like fitment, this system includes all necessary mounting hardware for straightforward installation. The valved design provides the best of both worlds—an exhilarating soundtrack when you want it, and refined manners when you don't.