aFe Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System w/Polished Tip (49-44043-P) 1796 deep sound while retaining stock

deep sound while retaining stock valve control

12-15ft-lb

Dyno Proven gains of up to 17 hp and 15 lb-ft

The F12 is an impressive car from the factory

Fitment: Vehicle Specific for M8 Gran Coupe

aFe Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System w/Polished Tip (49-44043-P) 1796 deep sound while retaining stockLarge Bore HD 409 SS DPF Back Exhaust System with Split Side Exit (49 44043 P) by aFe. Single To Dual Exhaust Conversion. Exhaust System Type: DPF Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 4". Exhaust System Sound: Moderate. Get increased exhaust flow, more horsepower and torque, improved performance and lower exhaust gas temperatures with the aFe Large Bore HD DPF Back Exhaust System. aFe dyno tests every system for maximum gains,