Replace the faulty or old rear catalytic converter with the all new aFe power direct-fit front cat replacement for the 2004-2006 Jeep Wrangler (TJ/LJ) with I6-4.0L engine. This cat replacement is constructed of 100% MIG welded stainless steel for strength and durability. This unit comes with 49-State federal approved cats and 3/8" thick flanges for a secure hassle free installation. This system is constructed of durable mandrel bent stainless steel tubing for maximum performance, corrosion resistance and strength, eliminating cracking. Utilizes factory mounting locations and OE-style flanges making it a true bolt-on system. This kit comes with 49-State federal approved catalytic converters for a bolt-on and go installation.
For over 15 years, Corona, California-based aFe (advanced FLOW engineering) has manufactured high performance exhaust systems, cold air intakes, intake manifolds, turbochargers and more for trucks, Jeeps and SUVs. With an imposing product line of 2,500+ applications, the company CNC machines, CAD designs, 3D scans and tests its innovative systems and components in house. This ensures that off-roaders experience increases in horsepower, engine efficiencies and fuel mileage. Additionally, aFe's lineup of air and fluid filters keeps emissions compliant and the air in your 4x4 clean while tuners and programmers aid in towing performance. Shop Afe Power Now