aFe POWER Twisted Steel Performance Packages

aFe POWER Twisted Steel Performance Packages

aFe POWER Twisted Steel is available in a complete package for your deep custom exhaust needs. Each kit consists of a header, long and/or tube pipes, and other installation hardware to complete the setup. All components are made from durable stainless steel and designed for racing purpose only. Choose from our wide selection of performance package. All Twisted Steel kits are made in the U.S.

Fits:
  • 2011-2014 Dodge Challenger V8 6.4L Gas
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Features:

  • 1-7/8" 16-gauge 304 stainless steel mandrel-bent tubing for unrestricted flow
  • 4-to-1 formed collectors decrease turbulence and increases exhaust velocity
  • Optimized Tube Lengths Improve Flow and Performance
  • 100% hand MIG-welded construction ensures optimal strength and durability
  • 3/8" thick laser-cut head flanges designed to match the head port for a leak-free seal.

Connection Pipe Features:

  • Constructed of 3" mandrel-bent 304 stainless steel tubing
  • 3" outlets connect directly to OE or aFe exhaust
  • Heavy-duty flanges and OE-style gaskets are used to maintain a leak-free seal

Test Results:

  • Added an astounding +19horsepower and +17lbs. x ft. of torque as verified by our in-house dyno

304 Stainless Steel Construction:
This system is constructed of durable mandrel bent 304 stainless steel tubing for maximum performance, corrosion resistance and strength, eliminating cracking.

Factory Mounting Locations:
Utilizes factory mounting locations making it a true bolt-on system and includes all necessary hardware for a hassle-free installation.

Formed Collectors:
4-to-1 formed 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:
These headers come with 3/8" thick laser-cut head flanges and gaskets that are designed to match the head port for a leak-free seal.

Connection Pipes:
Dual High-Flow Catalytic Converters:
This system utilizes a 200 CPSI (cell per square inch) catalytic converters for maximum flow.

Mandrel-Bent Tubing:
The performance connection-pipes are constructed of durable 3" mandrel bent, 304 stainless steel and connect directly to the OE or aFe exhaust.

Race Disclaimer:
This is a Race Only product that is to be used solely for competition, it cannot be used on vehicles that are operated on public streets, roads or highways. 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. To complete the purchase of this item, aFe POWER competition acknowledgement/liability release form must be filled out and submitted.

Features:
  • Complete Twisted Steel pipes package
  • Stainless steel construction
  • Mandrel-bent for unrestricted flow