aFe Twisted Steel Long Tube Header for Subaru WRX/ STi (48-36803)

This exhaust system is made from durable 1-5/8' to 2-1/2' mandrel-bent 304 stainless steel tubing, ensuring long-lasting performance. This exhaust header features unequal tube lengths to enhance the signature Boxer Rumble, while factory-style laser-cut flanges provide a secure, leak-free seal. Designed for easy installation with no modifications needed, the system uses factory-style connections. The formed collector improves exhaust flow for increased horsepower, torque, and throttle response. Additionally, the entire system is 100% TIG-welded for race-proven strength and reliability.

Vehicle Fitment:
2002-2005 Subaru Impreza WRX
2006-2014 Subaru Impreza WRX
2004-2014 Subaru Impreza WRX STI
2005-2013 Subaru Legacy
2012-2014 Subaru WRX
2012-2021 Subaru WRX STI

Features:
• 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

Construction Specs:
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.

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.

Hassle-Free 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.
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Emissions Disclaimer:
This product is not currently CARB exempt and is not available for purchase in California or for use on any vehicle registered with the California Department of Motor Vehicles.

Notes:
Due to this being a high demand item, please call to verify availability.