aFe

This system is constructed of 1-5/8 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability. Includes dual high flow catalytic converters which are less restrictive than the factory converters providing...

aFe Power?s new ?Race Only? Twisted Steel Headers deliver 6 hp and 6 lbs. x ft. torque while outflowing the factory exhaust manifolds. The headers are constructed of 1-1/2? 14-gauge 409 stainless...

The new 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...

The new 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...

The new 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...

Tri-Y Design: Paired opposite firing cylinders with equal, specifically tuned primary lengths maximizes scavenging and increases torque throughout the power band. High-Flow Cat: This system utilizes a high flow catalytic converter for...

Unleash torque and horsepower with this Twisted Steel series header for your 24 valve Cummins. 1-3/4" head pipes stepped to 2" mandrel bent 304 stainless steel tubing and a 1/2" laser cut...

Unleash torque and horsepower with this Twisted Steel series header for your Dodge Diesel. 1-3/4" head pipes stepped to 2" x .120 wall, mandrel bent 304 stainless steel tubing and a 1/2"...

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 up-pipes utilizes heavy duty...

Unleash torque and horsepower with this Twisted Steel series header for your Dodge Diesel. 1-3/4" head pipes stepped to 2" x .120 wall, mandrel bent 304 stainless steel tubing and a 1/2"...

Constructed of durable mandrel bent brushed 304 stainless steel tubing for maximum performance, and corrosion resistant to eliminate cracking. A 1-3/4" head pipe stepped to 2" x .120 wall stainless steel tubing,...

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...

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...

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...

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...

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....

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...

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...

aFe POWER's Twisted Steel long tube header and connection pipe deliver +24 HP and +27 lbs. x ft. torque over the factory. This system is constructed with 1-3/4" primary to 2-1/8" secondary,...

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...

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...

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...

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...

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....

If you are looking to improve performance, throttle response, and enhance the sound to your vehicle, aFe POWER Twisted Steel headers is the answer. These headers are designed to increase exhaust velocity...

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...

100% TIG-Welded by certified craftsmen for race proven strength and durability. TIG-Welding provides the strongest welds reducing stress cracks. Paired opposite firing cylinders with equal, specifically tuned primary lengths maximizes scavenging and...

aFe Control is proud to release the Sway-A-Way line of High Performance Universal Race Shocks. These 2.5" diameter Bumpstops feature 20+ years of Research and Development and have been tested in just...

This filter features five layers of pre-oiled cotton gauze media to provide maximum performance. Its progressive layering allows the filter to flow at high levels even when dirty, while its inverted top...

Constructed with 100-percent polyurethane on top and bottom, this high flow, oiled performance filter is our highest flowing media for improved horsepower and torque. Five layers of progressively finer mesh cotton gauze...

Motorsport M3, BMW, BMW M3, BMW E36, E36, M3, E36 M3, M3 E36, M3 Series, aFe, aFe Engineering, Bavarian Motor Works, Bavarian Motor Werks, Bavarian, British Racing, Bavarian Motorsports, AC Schnitzer bmw,...

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...

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...

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...

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...

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...