aFe is proud to introduce an all new Twisted Steel Exhaust Loop Relocation Pipe for the 2012-2017 Jeep Wrangler (JK) 2/4-Door with the V6-3.6L engine. This product was designed to accommodate most Long-Arm lift kits...

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 steel tubing with...

This system is constructed of 2-1/4 IN - 2-1/2 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability. EPA compliant catalytic converters. Factory style laser cut machined mild steel flanges are used used...

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 maximum flow. Factory...

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...

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 for maximum flow...

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 flanges are used used for a secure leak-free seal. Utilizing factory flanges this...

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...

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, and 2-1/2" mandrel...

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, and 2-1/2" mandrel...

Tri-Y Design: Paired opposite firing cylinders with equal, specifically tuned primary lengths maximizes scavenging and increases torque throughout the power band. 304 Stainless Steel Laser Cut Header Flanges: High quality laser cut 304 stainless steel...

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 maximum flow. 304...

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 and increase usable...

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 and increase usable...

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...

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...

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...

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" laser cut T-4...

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" laser cut T-4...

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, is used to...