aFe Large Bore-HD 4 IN 409 Stainless Steel Cat-Back Exhaust System w/o Tip (49-12002) 1818 By using forged metal made

By using forged metal made from aluminum alloy to construct our pistons

Newly designed steel frame and monocoque shell

With its sharp

Simple DIY (Do It Yourself) installation with 3M double-sided tape

hardware is not included

aFe Large Bore-HD 4 IN 409 Stainless Steel Cat-Back Exhaust System w/o Tip (49-12002) 1818 By using forged metal madeLarge Bore HD Aluminized Steel Cat Back Exhaust System with Single Side Exit (49 12002) by aFe. Exhaust System Type: Cat Back. Exhaust Tubing Material: Aluminized Steel. Main Tubing Diameter: 4". Exhaust System Sound: Aggressive Loud. Get increased exhaust flow, more horsepower and torque, improved performance and lower exhaust gas temperatures with the aFe Large Bore HD Cat Back Exhaust System. aFe dyno tests every system for maximum gains, and