aFe Power Twisted 304 Stainless Steel Headers - 48-34134 2019-2021 Silverado & GMC Sierra 1500 V8 5.3L & 6.2L

Features:

• 1-3/4" Mandrel-Bent 304 Stainless Steel Tubing for Unrestricted Flow
• Optimized Tube Length Pulse Control Technology Delivers Improved Flow and Performance
• 4-to-1 Mitered Merge Collectors Decrease Turbulence and Increase Exhaust Velocity
• 100% Hand MIG Welded for Strength and Durability

Stainless Steel Construction:
Mandrel bent 1-3/4" 304 stainless steel tubing improves exhaust flow for noticeable torque and horsepower gains.

Optimized Header Tube Lengths:
Optimized tube length pulse control technology delivers improved flow and performance.

Mitered Collectors:
4-to-1 mitered merge collectors decrease turbulence and increase exhaust velocity. The result is increased power and improved throttle response.

Heavy Duty Flanges:
Thick, one-piece flanges prevent warpage to ensure a leak-free seal over the life of the vehicle.

Factory Mounting Locations:
These headers retain yaFe stock catalytic converters and factory O2 sensor locations for a direct bolt-on installation that requires no cutting or modifications.

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.

Warranty Information (opens in new tab): Click HERE

Part Number: 48-34134