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M3 Twisted Steel Long Tube Headers


Designer: aFe Power

$1,996.00 $2,394.00

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aFe POWER 48-36314-HC Twisted Steel Long Tube Header; Street Series

BMW M3 (E46) 01-06 L6-3.2L S54
Part Number: 48-36314-HC


  • 1-5/8” primary tubing into 2-1/2” tubing
  • Mandrel-bent for unrestricted flow
  • 3/8" thick, 304 stainless steel laser cut head flanges
  • Includes dual, hi-flow, 400 CPSI, stainless steel catalytic converters
  • 3-to-1 mitered merge collectors decrease turbulence and increases exhaust velocity
  • Optimized tube lengths improve flow and performance
  • Retains factory sensors
  • 100% hand TIG-welded construction ensures optimal strength and durability

High-Flow Cats:
This system includes dual, 48-state legal, hi-flow, 400 cell per square inch, stainless steel catalytic converters for maximum flow and performance.

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

Retain Factory Sensors:
This system was designed to retain all your factory sensors for a hassle-free installation.

Laser Cut Header Flanges:
High quality laser cut 304 stainless steel header flanges provides superior sealing at the head surface.

304 Stainless Steel Tubing:
High grade stainless tubing with a uniform brushed finish provides a beautiful look and high resistance to corrosion.

Mitered Merge Collectors:
3-to-1 mitered merge collectors decrease turbulence and increases exhaust velocity. The result is increased horsepower, torque and improved throttle response.

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

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

Note: This system is not currently CARB exempt and is not available for sale in California or for use on any vehicle registered with the California Department of Motor Vehicle.

Also Fits:
2001-2002 BMW Z3 M (E36/E37) L6-3.2L S54
2006-2008 BMW Z4 M (E85/E86) L6-3.2L S54


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