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aFe Power 48-46202 Twisted Steel Header in Stainless Steel for 00-06 Jeep Wrangler TJ & Unlimited with 4.0L

Quadratec Part #: 17121-0200
aFe Power Part #: 48-46202
Description
aFe Power's new Twisted Steel header delivers an astounding 8hp and 8lbs. x ft. torque while out flowing the factory exhaust manifold. The header is constructed of 1.5" 14-gauge 409 SS tubing with a 1/2" thick head flange to ensure a leak free seal. To eliminate dead space that can cause turbulence and hindering flow that formed collectors are prone to produce, a true merged collector and optimized tube lengths are used for true pulse control technology improving flow and performance. 100% hand TIG welded construction ensures optimal strength and durability. The smooth curves and increased diameter of this header helps remove restriction and keeps exhaust gas flowing smoothly for improved performance and durability on and off the trails. All components are supplied for a hassle-free installation with no modifications necessary. 50 State Legal.

CARB Notice

  • 50 State Legal - CARB E.O. Number D-550-12
Details

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 merged collectors for maximum flow and velocity for power delivery across the entire power band.
Combine with a large 1/2" thick head flange and 14-gauge 409 stainless steel tubing, you have a header that is both strong and powerful. Twisted Steel
headers are 100% bolt-on with no modifications necessary and are proudly engineered and built in Corona, Calif.

Features & Benefits.
Mitered Collectors:
Mitered collectors extend the tube length into the flange which decreases turbulence and increases exhaust velocity. The result is increased horsepower, torque and improved throttle response.

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

1/2" Thick Head Flange:
A 1/2" thick head flange is used for maximum strength and durability. The flange design is identical to the head port and is machined flat for a leak-free seal.

409 SS Construction:
This header is constructed of durable CNC mandrel bent 14-gauge 409 stainless steel tubing for maximum performance, corrosion resistance and strength eliminating cracking.

Premium Gasket:
A premium intake/header flange gasket with aluminum fire rings is provided for a leak free seal. The gasket is port matched for a perfect seal.

Installation Notes
Installation Difficulty:
Skill Level 3 IconLevel 3Advanced
Installation Time: 3-4 hours
Parts Included

Header
Gasket

Warranty
2 Year Limited Warranty.
  • Color: Silver
  • Motor: 6cyl 4.0L
  • Material: 409 Stainless Steel
  • Shipping Weight: 17lb
  • Shipping Dimensions: 29in x 17in x 7in (L x W x H)
  • Jeep Wrangler (TJ)

  • 2006 Jeep Wrangler (TJ)
  • 2005 Jeep Wrangler (TJ)
  • 2004 Jeep Wrangler (TJ)
  • 2003 Jeep Wrangler (TJ)
  • 2002 Jeep Wrangler (TJ)
  • 2001 Jeep Wrangler (TJ)
  • 2000 Jeep Wrangler (TJ)
  • Jeep Wrangler Unlimited (LJ)

  • 2006 Jeep Wrangler Unlimited (LJ)
  • 2005 Jeep Wrangler Unlimited (LJ)
  • 2004 Jeep Wrangler Unlimited (LJ)
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