aFe POWER Twisted Steel Headers, Up-Pipes & Down-Pipe

SKU:
48-34008
$1,899.00
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Width:
49.00 (in)
Height:
13.00 (in)
Depth:
23.00 (in)
Current Stock:

Headers Features:
•Constructed out of 1-3/4" mandrel-bent 304 stainless steel tubing with a .120 wall 
•1/2” thick, laser-cut, head flanges designed to match the head port for a leak-free seal
•Optimized tube lengths improve flow and performance
Up-Pipes Features:
•Constructed out of 2" mandrel-bent 304 stainless steel tubing with a .120 wall
•Includes heavy duty 4" flex tubes for added strength and durability
•3/8” thick, laser-cut, flanges designed to match the headers for a leak-free seal
Down-Pipe Features:
•Constructed out of 3" mandrel-bent 304 stainless steel tubing with a .065 wall unrestricted flow
•OE-style flanges 
Combo Features:
•Includes nuts, bolts and a dipstick/tube for clearance
•100% hand TIG-welded construction ensures optimal strength and durability
Testing
•Added an astounding +67 horsepower and +171 lbs. x ft. of torque as verified by our in house dyno (Initial test results performed on a 2006 Sierra HD V8-6.6L(td))

Headers:
1/2" Laser-Cut Flanges:
These headers come with 1/2" thick laser-cut head flanges that are designed to match the head port for a leak-free seal.

Construction
These unique headers are constructed of 1-3/4" mandrel-bent 304 stainless steel tubing with a .120" wall for strength and durability.

Optimized Tube Lengths:
Tube lengths are optimized for true pulse control technology which improves flow and performance.

Up-Pipes
Construction
These unique headers are constructed of 2" mandrel-bent 304 stainless steel tubing with a .120" wall for strength and durability.

4" Interlock Flex Pipes: 
The down-pipes utilizes heavy duty 4" flex tubes with internal interlock liners.

Leak-Free Seal:
High quality 3/8" thick flanges are used for a complete 360 degree sealing surface.

Down-Pipe Features
Construction
The Down-Pipe is constructed of 3" mandrel-bent 304 stainless steel tubing for unrestricted flow.

Combo
TIG-Welded: 
100% TIG-Welded by certified craftsmen for race proven strength and durability. TIG-Welding provides the strongest welds reducing stress cracks.

Hassle-Free Installation: 
For a hassle-free installation this kit includes nuts, bolts and a dipstick/tube for clearance.

Note: This is a "Race Only" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws.

Notes: Requires EGR delete race kit

All aFe exhaust systems are engineered and manufactured in our Corona, California manufacturing facility.