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Stainless Works 1-7/8 in. Headers w/ Off-Road Y-Pipe - Factory Connect (14-18 5.3L Sierra 1500)

AmericanTrucks no longer carries the Stainless Works 1-7/8 in. Headers w/ Off-Road Y-Pipe - Factory Connect (14-18 5.3L Sierra 1500). Please check out 2014-2018 Sierra 1500 Headers for an updated selection.

Features & Details

  • Off-Road Ready Design
  • Attach at the Factory Connection Point
  • Strong 304 Stainless Steel
  • 3/8" Thick Flanges
  • Wide Diameter Tubing
  • CNC Mandrel-Bent
  • TIG-Welded
  • Fit for 2014-2018 5.3L GMC Sierras
  • Designed for the Double Cab and Crew Cab Models
Gain More Power for Off-Road Riding. When you head off the beaten path, your rig needs to be performing at its best to give you the power to tackle rough terrain. This Stainless Works 1-7/8 in. Headers with Off-Road Y-Pipe is fit for off-roading. It enhances your truck's exhaust system so that it performs effectively on, or off the trail.

Brawny Construction. To withstand the rugged terrain you might face off-roading, this system is constructed using durable materials including 304 stainless steel. It features 3/8-inch thick flanges that are laser-cut for brawny support securing this system in place.

Open-Flow Design. Formed with wide diameter tubes and pipes, this system attaches to the factory connection point for seamless flow. Its flow is increased by the smooth curves of the CNC mandrel-bent design. TIG-welding ensures there are no leaks.

Application. This Stainless Works 1-7/8 in. Factory Connect Headers with an Off-Road Y-Pipe is designed to be used on the 2014-2018 5.3L GMC Sierra's with the following cab and box configurations.
  • Double Cab with the Standard Box
  • Crew Cab with the Short Box
  • Crew Cab with the Standard Box


Technical Note. This Stainless Works product is not legal for use in California or other states adopting California Emission Standards.

Fitment: Details

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

What's in the Box
  • (1) Stainless Works 1-7/8 in. Headers w/ Off-Road Y-Pipe
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