TJ 4.0L Jeep Long System

The venerable TJ Jeeps from 1998-2006 was our most recent target for high quality headers and exhaust components. Now available is our 6 into 1 heavy duty header manufactured using USA made 304 S/S and designed with a rotational firing sequence for increased power and torque. Guaranteed to outperform and outlast anything currently on the market, these headers were designed to never crack while handling the toughest conditions you can throw at them! Product features on this system includes: 100% Made in the USA – Never Outsourced Made entirely of 304 stainless steel 3/8″ thick laser-cut flanges for a warp-free seal Hand-ported TIG welded inlets Optimized primary tube routing for superior fit and performance Merge collectors with scavenger spikes Catted systems feature severe duty 300 cell catalytic converters with the option to upgrade to 400 cell G-Sport catalytic converters. Call before ordering to upgrade. Attn. All ARH products are exclusively manufactured for racing purposes. Installing these products on any vehicle eliminates the legal use, in any capacity, on public roads/highways and may be subject to fines and/or criminal liability as per the Clean Air Act.