Stainless Works Long Tube Header Kit w/ High-Flow Cats (JEEP64HCAT) - 2012–2018 Jeep Grand Cherokee 6.4L
Unlock serious performance and an unmistakable exhaust note from your 2012–2018 Jeep Grand Cherokee 6.4L with the Stainless Works Long Tube Header Kit. Engineered for the high-revving SRT HEMI, this system dramatically improves exhaust flow, throttle response, and horsepower—delivering the aggressive performance your Grand Cherokee was built for.
These port-matched long tube headers feature CNC mandrel-bent 1-7/8-inch primary tubes that feed into large 3-inch high-flow catalytic converters, reducing restriction and improving exhaust scavenging across the RPM range. The result is stronger acceleration, improved power delivery, and a deep, authoritative exhaust tone under throttle.
Constructed from corrosion-resistant 304 stainless steel and fully TIG welded at Stainless Works’ state-of-the-art facility in Streetsboro, Ohio, this header system is built to withstand heat, mileage, and aggressive driving. Backed by a lifetime warranty and proudly made in the USA, it’s a premium bolt-on upgrade for serious Jeep performance enthusiasts.
Features
- Long tube header system designed for 2012–2018 Jeep Grand Cherokee 6.4L
- Port-matched long tube design for maximum airflow
- 1-7/8-inch CNC mandrel-bent primary tubes
- Integrated 3-inch high-flow catalytic converters
- Smooth mandrel bends to optimize exhaust scavenging
- Constructed from corrosion-resistant 304 stainless steel
- Fully TIG welded for strength, durability, and appearance
- Engineered for high-performance, naturally aspirated HEMI applications
- Direct bolt-on installation
- Made in the USA with a lifetime warranty
Fitment
- 2012 Jeep Grand Cherokee SRT 6.4L
- 2013 Jeep Grand Cherokee SRT 6.4L
- 2014 Jeep Grand Cherokee SRT 6.4L
- 2015 Jeep Grand Cherokee SRT 6.4L
- 2016 Jeep Grand Cherokee SRT 6.4L
- 2017 Jeep Grand Cherokee SRT 6.4L
- 2018 Jeep Grand Cherokee SRT 6.4L
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