aFe MACH Force-Xp 2-1/2in 409 Stainless Steel Cat-Back Exhaust System (49-46405) 8005 AI4-SPSD kit features a Sport

AI4-SPSD kit features a Sport pressure plate for a nice upgrade

After a very extensive R&D program we launched the 981 IPD 82mm Competition Plenums

Increase engine performance with theSTILLEN air intake for Nissan Frontier

4L V8 Powerstroke Diesel Turbo stock OEM turbo boots which can eventually weaken over time

aFe MACH Force-Xp 2-1/2in 409 Stainless Steel Cat-Back Exhaust System (49-46405) 8005 AI4-SPSD kit features a SportMach Force XP 409 SS Cat Back Exhaust System with Split Rear Exit by aFe. With High Flow Resonator. Exhaust System Type: Cat Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 2. 5". Exhaust System Sound: Aggressive Loud. Get increased exhaust flow, more horsepower and torque, improved performance and lower exhaust gas temperatures with the aFe Mach Force XP Cat Back Exhaust System. aFe dyno tests every system for maximum gains, and