aFe Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System w/Black Tip (49-44085-B) 2563 adjustable by 10 RPM increments

adjustable by 10 RPM increments - including Launch Lite

Two 4" OD Out Tips Included

There is no loud LSD crackling sounds and therfore making it more comfortable for the daily street driven car

All B&M products are extremely robust and will endure the test of time to give you the most for your money

7 Description_ASM Front Greenstuff 7000 Street sport FMSI D1399 2014 and up RAM TRUCKS 3500 6

aFe Large Bore-HD 4 IN 409 Stainless Steel DPF-Back Exhaust System w/Black Tip (49-44085-B) 2563 adjustable by 10 RPM incrementsLarge Bore HD 409 SS DPF Back Exhaust System with Single Side Exit (49 44085 B) by aFe. Exhaust System Type: DPF Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 5". 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, and constructs them from mandrel