aFe Twisted Steel 2021+ Jeep Wrangler 392 JL 6.4L V8 Headers

Performance Gains:
This system produced gains of up to +11 HP and +13 lbs. x Ft. TQ., as measured on our in-house dyno.

1-7/8 IN - 3 IN 304 Stainless Steel Construction:
This system is constructed of 1-7/8 IN - 3 IN mandrel-bent 304 stainless steel tubing for maximum strength and durability.

Heavy Duty Flanges:
Factory style laser cut machined mild steel flanges are used used for a secure leak-free seal.

Integrated Mitered Merge Collector:
A mitered merge collector is used to decrease turbulence and increase exhaust velocity resulting in increased horsepower, torque and improved throttle response.

Installation:
Utilizing factory style and flanges this system is designed to fit in the stock locations with no cutting or modifications required 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.