This system produced gains of up to +6 HP and +7 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 1-5/8 IN mandrel-bent stainless steel tubing for maximum strength an...
This system produced gains of up to +24 HP and +17 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 1-7/8" - 2-1/8"- 2-3/4” mandrel-bent 304 stainless steel tubing fo...
This system produced gains of up to +24 HP and +17 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 1-7/8" - 2-1/8"- 2-3/4” mandrel-bent 304 stainless steel tubing fo...
This system produced gains of up to +24 HP and +17 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 1-7/8" - 2-1/8"- 2-3/4” mandrel-bent 304 stainless steel tubing fo...
1-3/4" 304 Stainless Steel Construction: This system is constructed of 1-3/4" mandrel-bent 304 stainless steel tubing for maximum strength and durability. Powerful Sound: This system produces a po...
This system produced gains of up to +10 HP and +10 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 1-7/8" - 2-1/8" to 2-1/4" mandrel-bent 304 stainless steel tubing ...
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 ...
Emissions Disclaimer: This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles...
This system is constructed of 3 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability. Includes dual high flow catalytic converters which are less restrictive than the fact...
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 h...
This system produced gains of up to +18 HP and +25 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 1-7/8" mandrel-bent 304 stainless steel tubing for maximum strengt...
This system produced gains of up to +20 HP and +23 lbs. x Ft. TQ., as measured on our in-house dyno.This system is constructed of 1-5/8 IN mandrel-bent 304 stainless steel tubing for maximum streng...
This system produced gains of up to +20 HP and +23 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 1-5/8 IN mandrel-bent 304 stainless steel tubing for maximum stren...
Add dyno-proven power to your Ford Focus RS with this Twisted Steel down-pipe which produced up to +10 horsepower and +14 lbs. x ft. torque max gains as measured on our in-house dyno. 3" mandrel-be...
aFe's Twisted Steel headers outflow and outperform the Ford diesel factory exhaust manifolds for a true, bolt-on performance header system. These precision-designed, hand-crafted headers are mandre...
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 perfor...
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 hea...
This system produced gains of up to +9 HP and +14 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 1-7/8 IN mandrel-bent 304 stainless steel tubing for maximum streng...
This system produced gains of up to +9 HP and +14 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 1-7/8 IN mandrel-bent 304 stainless steel tubing for maximum streng...
This system produced gains of up to +11 HP and +19 lbs. x Ft. TQ., as measured on our in-house dyno. This system is constructed of 1-7/8 IN - 2-1/4 IN mandrel-bent 304 stainless steel tubing for ma...
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 respo...
Unleash more torque and horsepower from your Dodge or Chrysler 5.7L with this Twisted Steel series header. Made with 16-gauge 1-3/4" mandrel bent 304 stainless steel tubing and use 4 to 1 mitered m...
The aFe Mach Force XP Loop Delete/Y-Pipe combo package is engineered to replace the stock loop section and y-pipe to accommodate long arm travel lift kits that interfere with the OE loop and Y-Pipe...
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