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aFe Power Twisted Steel Long Tube Header - 02-21 WRX/STi / 05-13 LEGACY

aFe Power Twisted Steel Long Tube Header - 02-21 WRX/STi / 05-13 LEGACY


Regular price $824.00 USD
Regular price Sale price $824.00 USD
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Twisted Steel 304 SS Long Tube Exhaust Header (48-36803) by aFe. Header Style: Long Tube. The new Twisted Steel performance header from aFe Power is redefining the header industry with the new pulse control technology.

aFe engineers have designed this header using optimum tube lengths and mitered collectors for maximum flow and velocity for power delivery across the entire powerband.


  • Series: Twisted Steel
  • Header Material: 304 SS
  • Header Style: Long Tube
  • Tubing Diameter: 1.625"-2.5"


These headers are 100% TIG-welded and constructed of near equal length mandrel-bent, 16-gauge heavy-duty stainless steel tubing with thick flanges to ensure a leak-free seal. The smooth curves and increased diameter of this header help remove restrictions and keep exhaust gas flowing smoothly for improved performance and durability. The headers include all components for a hassle-free installation with no modifications necessary.


  • Optimized tube lengths improve flow and performance
  • 100% hand MIG-welded construction ensures optimal strength and durability
  • Heavy-duty gauge steel Mandrel-Bent tubing for unrestricted flow
  • High quality 0.375" thick flanges are used for a complete 360-degree sealing surface
  • Constructed of heavy-duty stainless-steel primary tubing
  • Specially formed collectors decrease turbulence and increase exhaust velocity
  • Retains factory sensors


1-5/8" - 2-1/2" 304 Stainless Steel Construction:
This system is constructed of 1-5/8" - 2-1/2" mandrel-bent brushed finished 304 stainless steel tubing for maximum strength and durability.

Unequal Tube Lengths:
This header features Unequal Tube lengths to accentuate the iconic Boxer Rumble.

Laser Cut Flanges:
Factory-style laser-cut steel flanges are used for a secure, leak-free seal.

Utilizing factory-style flanges this system is designed to fit in the stock locations with no cutting or modifications required for a hassle-free installation.

Formed Collector:
Formed collectors decrease turbulence and increase exhaust velocity. The result is increased horsepower, torque, and improved throttle response.

100% TIG-welded for race proven strength and durability.

Year Make Model
2002-2005 Subaru Impreza WRX
2006-2014 Subaru Impreza WRX
2004-2014 Subaru Impreza WRX STI
2005-2013 Subaru Legacy
2012-2021 Subaru WRX STI
2012-2014 Subaru WRX
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