AFE

This DPF-back exhaust system is constructed of 4 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability. Finishing off this...

Flow and Performance: This Large Bore-HD exhaust system is 100% hand MIG-welded and Constructed from 4" mandrel-bent 409 stainless steel tubing for...

This DPF-back exhaust system is constructed of 4 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability. Finishing off this...

Interested in a new exhaust system for your L5P Duramax? Check out the Large Bore-HD dual DPF-Back exhaust system by aFe. This system is constructe...

Interested in a new exhaust system for your L5P Duramax? Check out the Large Bore-HD dual DPF-Back exhaust system by aFe. This system is constructe...

This DPF-back exhaust system is constructed of 4" mandrel-bent 409 stainless steel tubing for maximum strength and durability. Finishing off this e...

This DPF-back exhaust system is constructed of 5" mandrel-bent 409 stainless steel tubing for maximum strength and durability. Finishing off this e...

5" 409 Stainless Steel Construction: This DPF-back exhaust system is constructed of 5" mandrel-bent 409 stainless steel tubing for maximum strength...

This DPF-Back exhaust system is constructed of 5" mandrel-bent 409 stainless steel tubing for maximum strength and durability. Finishing off this e...

This DPF-Back exhaust system is constructed of 5" mandrel-bent 409 stainless steel tubing for maximum strength and durability. Finishing off this e...

Gain 22% more exhaust flow for improved performance and sound. This DPF-back exhaust is 100% hand MIG-welded, mandrel bent, 4" 409 stainless steel ...

Engineered to perform in the most extreme environments. Constructed from mandrel bent 4 in. 409 stainless steel tubing for maximum flow; increased ...

Large Bore-HD 5 IN 409 Stainless Steel DPF-Back Exhaust System w/Black Tip RAM Diesel Trucks 19-25 L6-6.7L (td)This Part Fits: Year Make Model Sub...

This cat-back exhaust system is constructed of 2-1/2 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system fe...

This cat-back exhaust system is constructed of 2-1/2 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system fe...

This cat-back exhaust system is constructed of 2-1/2 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system fe...

This cat-back exhaust system is constructed of 2-1/2 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system fe...

This system produced gains of up to +13 HP and +14 lbs. x Ft. TQ., as measured on our in-house dyno. This axle-back exhaust system is constructed o...

This system produced gains of up to +13 HP and +14 lbs. x Ft. TQ., as measured on our in-house dyno. This axle-back exhaust system is constructed o...

This system produced gains of up to +13 HP and +14 lbs. x Ft. TQ., as measured on our in-house dyno. This axle-back exhaust system is constructed o...

aFe introduces the MACH Force XP exhaust system for the BMW M5 F10 twin-turbo. In recent testing this system produced 18 horsepower and 30 lbs. x f...

Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry. Founded in...

aFe introduces the MACH Force XP exhaust system for the BMW M5 F10 twin-turbo. In recent testing this system produced 18 horsepower and 30 lbs. x f...

Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry. Founded in...