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Advanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry. Founded in April, 1999, aFe was created to address an obvious need in the automotive aftermarket industry: a lack of choice for a high performance...

aFe Power's New Twisted Steel Headers deliver +6 HP and +6 lbs. x ft. torque over the factory exhaust manifolds. The headers are constructed of 1-1/2" 14-gauge 409 stainless steel tubing with 3/8" thick flanges to ensure a leak free seal. To eliminate dead...

The Twisted Steel performance header from aFe POWER is redefining the header industry with new pulse control technology. aFe engineers have designed this header using optimum tube lengths and mitered collectors for maximum flow and velocity for power delivery across the entire power band....

Unleash more torque and horsepower with this Twisted Steel Header for your RAM 1500 HEMI. Optimized, 1-5/8" mandrel bent, 304 stainless-steel tubing improves exhaust flow for quicker throttle response and overall performance. Mandrel bent, 1-5/8" 16-gauge 304 stainless steel tubing construction for unrestrictive flow...

Add more power to you 2011-2014 F150 ?Coyote? with V8-5.0L engine by installing our new ?Race Only? Twisted Steel? headers. These headers feature a 1-5/8? mandrel-bent tuned length primary tubes that will out-flow the stock cast manifolds by 46%. These headers are built using...

Stainless Steel Construction: The headers are constructed out of heavy duty gauge, mandrel-bent 304 stainless steel tubing with a .120" wall for strength and durability. The up-pipes and down-pipe are constructed out of 2" and 3" mandrel-bent 304 brush finished stainless steel tubing.Optimized Tube...

Long Tube Headers: Formed Collectors: 3-to-1 mitered collectors decrease turbulence and increases exhaust velocity. The result is increased horsepower, torque and improved throttle response. Optimized Tube Lengths: Tube lengths are optimized for true pulse control technology which improves flow and performance. 3/8" Laser-Cut Flanges:...

Bolt on diesel power with aFe's BladeRunner exhaust manifolds and up-pipe package for your 08-10 6.4L Powerstroke. This combo package reduces pressure loss to your turbocharger for increased performance and improve throttle response and is compatible with all factory equipment including AC lines, heat...

This system produced gains of up to +14 HP and +15 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 1-5/8 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability. Factory style laser cut machined mild...

This system produced gains of up to +14 HP and +15 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 1-5/8 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability. Titanium Ceramic Coat finish reduces outside...

Add dyno-proven power to your Mini Cooper with this Twisted Steel down-pipe which produced up to +16 horsepower and +20 lbs. x ft. torque max gains as measured on our in-house dyno. 3" to 2-3/4" mandrel-bent, 304 stainless steel tubing and high flow, 400...

Construction: These unique up pipes are constructed of 2" mandrel-bent 304 stainless steel tubing with a .120" wall for strength and durability. 2" Inner Liner Flex Pipes: The down-pipes utilizes heavy duty 2" flex tubes with internal inner liner. Leak-Free Seal: High quality 3/8"...

Simple Installation: All systems use factory mounting locations providing stability and hassle-free installation. Leak-Free Seal: High quality band clamps are included for a complete 360 degree sealing surface. OE Fit: OE-style bayonet hangers are used to maintain a stable pipe location during high vibration...

Simple Installation: All systems use factory mounting locations providing stability and hassle-free installation. Leak-Free Seal: High quality band clamps are included for a complete 360 degree sealing surface. OE Fit: OE-style bayonet hangers are used to maintain a stable pipe location during high vibration...

This axle-back exhaust system is constructed of 3 IN - 2-1/2 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system features a high-flow 304 stainless steel muffler, producing a mild sound. Finishing off this exhaust system are dual 4 IN...

This axle-back exhaust system is constructed of 3 IN - 2-1/2 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system features a high-flow 304 stainless steel muffler, producing a mild sound. Finishing off this exhaust system are dual 4 IN...

This axle-back exhaust system is constructed of 3 IN - 2-1/2 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system features a high-flow 304 stainless steel muffler, producing a mild sound. Finishing off this exhaust system are dual 4 IN...

This cat-back exhaust system is constructed of 3 IN - 2-1/2 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system features high-flow 304 stainless steel mufflers, producing a mild sound. Finishing off this exhaust system are dual 4 IN diameter...

This cat-back exhaust system is constructed of 3 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system features a high-flow stainless steel muffler, producing a aggressive sound. Finishing off this exhaust system are dual 4-1/2 IN diameter black 304 stainless...

This cat-back exhaust system is constructed of 3 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system features a high-flow 409 stainless steel muffler, producing a aggressive sound. Finishing off this exhaust system are dual 4-1/2 IN diameter black 304...

This cat-back exhaust system is constructed of 3 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system features a high-flow 409 stainless steel muffler, producing a aggressive sound. Finishing off this exhaust system are dual 4-1/2 IN diameter polished 304...

This cat-back exhaust system is constructed of 3 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system features a high-flow 409 stainless steel muffler, producing a aggressive sound. Finishing off this exhaust system are dual 4-1/2 IN diameter polished 304...

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 features a high-flow stainless steel black muffler, producing a mild sound. The muffler has a black finish for ultimate corrosion resistance. This system...

This cat-back exhaust system is constructed of 2-1/2 IN - 2-1/4 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. This system features a high-flow 304 stainless steel muffler, producing a deep sound. This system produces a deep sound unleashing all available...

2-1/2" 304 Stainless Steel Construction: This axle-back exhaust system is constructed of 2-1/2" mandrel-bent 304 stainless steel tubing for maximum strength and durability.High-Flow 304 Stainless Steel Muffler: This system features a high-flow 304 stainless steel muffler, producing a deep sound. Quad 3-1/2" Diameter Black...

2-1/2" 304 Stainless Steel Construction: This axle-back exhaust system is constructed of 2-1/2" mandrel-bent 304 stainless steel tubing for maximum strength and durability.High-Flow 304 Stainless Steel Muffler: This system features a high-flow 304 stainless steel muffler, producing a deep sound. Quad 3-1/2" Diameter Polished...

2-1/2" 304 Stainless Steel Construction: This cat-back exhaust system is constructed of 2-1/2" mandrel-bent 304 stainless steel tubing for maximum strength and durability.High-Flow 304 Stainless Steel Mufflers: This system features high-flow 304 stainless steel mufflers, producing a smooth sound. Quad 3-1/2" Diameter Black Exhaust...

2-1/2" 304 Stainless Steel Construction: This cat-back exhaust system is constructed of 2-1/2" mandrel-bent 304 stainless steel tubing for maximum strength and durability.High-Flow 304 Stainless Steel Mufflers: This system features high-flow 304 stainless steel mufflers, producing a smooth sound. Quad 3-1/2" Diameter Polished Exhaust...

Vulcan Series 3 IN 304 Stainless Steel Cat-Back Exhaust System Polished Jeep Grand Cherokee (WK2) 14-21 V6-3.6L/11-21 V8-5.7L All Necessary Hardware is Included for a Hassle-Free Installation Constructed from 2-1/2" Mandrel-Bent 304 Stainless Steel Tubing Utilizes Factory Style Flanges and Hangers for a Secure...

Vulcan Series 3 IN 304 Stainless Steel Cat-Back Exhaust System Black Jeep Grand Cherokee (WK2) 14-21 V6-3.6L/11-21 V8-5.7L All Necessary Hardware is Included for a Hassle-Free Installation Constructed from 2-1/2" Mandrel-Bent 304 Stainless Steel Tubing Utilizes Factory Style Flanges and Hangers for a Secure...