Chevrolet, GMC (6.6) Exhaust Header - aFe Power - 48-34145

Shorty Headers
Twisted Steel Shorty Headers
Available to Order
Twisted Steel 304 Stainless Steel Short Tube Header
GM Trucks 2500/3500HD 20-25 V8-6.6L L8T
Twisted Steel 304 Stainless Steel Short Tube Header GM Trucks 2500/3500HD 20-25 V8-6.6L L8T
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.
Constructed from 1-3/4" Mandrel-Bent 304 Stainless Steel Tubing
Optimized Tube Lengths for Improve Flow and Performance
Heavy Duty Laser Cut Flanges are used for a Durable Leak-Free Seal
100% MIG-Welded for Strength and Durability
Works with Factory Exhaust System with No Modifications NecessaryConstructed from 1-3/4" Mandrel-Bent 304 Stainless Steel Tubing; Optimized Tube Lengths for Improve Flow and Performance; Heavy Duty Laser Cut Flanges are used for a Durable Leak-Free Seal; 100% MIG-Welded for Strength and Durability; Works with Factory Exhaust System with No Modifications Necessary
Collector Tube Size: 3
Color: Natural
Finish: Natural
Flanged Inlet: Yes
Header Style: Short-Tube
Material: 304 Stainless Steel
Tube Diameter: 1.75
WARNING CA Proposition 65: Yes
WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Detailed Fitment Results
Year Make Model 2020 Chevrolet Silverado 2500 HD 2020 Chevrolet Silverado 3500 HD 2020 GMC Sierra 2500 HD 2020 GMC Sierra 3500 HD 2021 Chevrolet Express 4500 2021 Chevrolet Express 2500 2021 Chevrolet Express 3500 2021 Chevrolet Silverado 2500 HD 2021 Chevrolet Silverado 3500 HD 2021 GMC Sierra 2500 HD 2021 GMC Sierra 3500 HD 2022 Chevrolet Express 2500 2022 Chevrolet Express 3500 2022 Chevrolet Silverado 2500 HD 2022 Chevrolet Silverado 3500 HD 2022 GMC Sierra 2500 HD 2022 GMC Sierra 3500 HD 2023 Chevrolet Express 2500 2023 Chevrolet Express 3500 2023 Chevrolet Silverado 2500 HD 2023 Chevrolet Silverado 3500 HD 2023 GMC Sierra 2500 HD 2023 GMC Sierra 3500 HD 2024 Chevrolet Express 2500 2024 Chevrolet Express 3500 2024 Chevrolet Silverado 2500 HD 2024 Chevrolet Silverado 3500 HD 2024 GMC Sierra 2500 HD 2024 GMC Sierra 3500 HD 2025 Chevrolet Express 2500 2025 Chevrolet Express 3500 2025 Chevrolet Silverado 2500 HD 2025 Chevrolet Silverado 3500 HD 2025 GMC Sierra 2500 HD 2025 GMC Sierra 3500 HD