aFe MACH Force-Xp 4 IN Stainless Steel Cat-Back Exhaust System w/Black Tip (49-43069-B) 15575 Free app with smartphone integration

Free app with smartphone integration

Our new SP1573 cold air intake opens up the intake tract with a large 2

combining lightweight construction with durability for demanding conditions

even better sound and a power gain over the Generation 1

3 1991 GMC Jimmy Engine: 4

aFe MACH Force-Xp 4 IN Stainless Steel Cat-Back Exhaust System w/Black Tip (49-43069-B) 15575 Free app with smartphone integrationMach Force XP 409 SS Cat Back Exhaust System with Single Side Exit (49 43069 B) by aFe. Exhaust System Type: Cat Back. Exhaust Tubing Material: 409 SS. 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 Mach Force XP Cat Back Exhaust System. aFe dyno tests every system for maximum gains, and constructs them from