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Manufacturer information. Check the part number and installation requirements for your vehicle.
Supplier details checked 2026-09-23 · Test catalog
Twisted Steel 304 Stainless Steel Short Tube Header GM Trucks 2500/3500HD 20-26 V8-6.6L L8T
Twisted Steel 304 Stainless Steel Short Tube Header
Heavy Duty Laser Cut Flanges are used for a Durable Leak-Free Seal
Works with Factory Exhaust System with No Modifications Necessary
Constructed from 1-3/4" Mandrel-Bent 304 Stainless Steel Tubing
Optimized Tube Lengths for Improve Flow and Performance
100% MIG-Welded for Strength and Durability
aFe Twisted 1-3/4in 304SS Shorty Header 20-23 GM 2500/3500HD 6.6L V8
Twisted Steel Shorty Headers
Shorty Headers
1-3/4" 304 Stainless Steel Construction: This system is constructed of 1-3/4" mandrel-bent 304 stainless steel tubing for maximum strength and durability. Powerful Sound: This system produces a powerful sound unleashing all available horsepower and torque. Installation: Utilizing factory style flanges this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation. Heavy Duty Flanges: Factory style laser cut flanges are used used for a secure leak-free seal. Optimized Tube Lengths: Tube lengths are optimized for true pulse control technology which improves flow and performance. Retains Factory Sensors: This system has been designed to retain all your factory sensors for a hassle free installation. Computer-Aided Design: Utilizing state-of-the-art computer-aided design technology, this system is designed for custom, high tolerance factory fitment. MIG-Welded: 100% MIG-Welded for race-proven strength and durability. 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. aFe POWER exhaust systems are engineered and manufactured in our Corona, California facility.
