48-36803 | AFE Power Twisted Steel Long Tube Header (2002-2021 WRX, STi, Legacy H4-2.0L t, 2.5L t)

• Constructed from 1-5/8" - 2-1/2" Mandrel-Bent Brushed Finished 304 Stainless Steel Tubing
• Optimized Tube Lengths for Improve Flow and Performance
• Laser Cut Flanges are used for a Durable Leak-Free Seal
• 100% TIG-Welded for Strength and Durability
• Works with Factory Exhaust System with No Modifications Necessary

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.

Installation:
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.

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

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