Description
Premium Performance Headers. The AFE 1-3/4-Inch Mandrel-Bent Stainless Steel Headers are engineered to enhance exhaust flow and boost engine efficiency. Designed to replace factory manifolds, these headers improve horsepower and torque, while offering a stronger engine sound. They deliver improved throttle response and performance gains for automotive enthusiasts.
Construction and Appearance. Manufactured from high-quality 1-3/4 inch 304 stainless steel tubing, these headers feature mandrel bends for optimal flow dynamics. The durable stainless steel flanges are laser cut for precision, ensuring a leak-free connection. The entire assembly is 100% MIG welded for strength and long-lasting reliability.
Installation. These headers use factory-style flanges for a direct bolt-on installation that requires no cutting or modifications. They retain factory sensor locations, making installation straightforward for most enthusiasts with basic mechanical skills.
Application. Fits 2020-2026 6.6L Gas Sierra 2500 HD, GMC Sierra 2500/3500 HD, Chevrolet Silverado 2500/3500 HD, and Express models without modifications, providing a seamless upgrade for enhanced performance across these specific vehicles.
AFE 48-34145
CA Residents: WARNING: Cancer and Reproductive Harm
- Constructed From 1-3/4″ Mandrel-Bent 304 Stainless Steel Tubing
- Optimized Tube Lengths For Improved Flow And Performance
- Heavy Duty Laser Cut Stainless Steel Flanges For A Durable Leak-Free Seal
- 100% MIG-Welded For Strength And Durability
- Works With Factory Exhaust System With No Modifications Necessary
- Filter Included
- Coupler Included
- Fits 2020-2026 6.6L Gas Sierra 2500 HD, GMC Sierra 2500/3500 HD, Chevrolet Silverado 2500/3500 HD, and Express models
| Brand | AFE |
| Headers Type | Shorty Headers |
| Header Primary Size | 1.76-2.00 Inch |
| Header Collector Size | Stock Replacement |
| Header Finish | Raw |
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