aFe Direct-Fit Catalytic Converter Replacements (47-48001) provide 49-state legal performance and stainless durability for 2000–2003 Jeep Wrangler TJ 4.0L. This front catalytic converter kit includes dual 49-state federal-approved converters and is constructed from 100% hand MIG-welded stainless steel for superior strength and corrosion resistance. Designed as a direct bolt-on replacement, the system utilizes factory mounting locations and OE-style laser-cut flanges for a hassle-free installation. These converters are built with ceramic honeycomb substrates to maintain emissions performance without restricting exhaust flow.
Key Features :
Includes front catalytic converters for 2000–2003 Jeep Wrangler TJ 4.0L
Dual 49-state federal-approved converters (not CARB exempt)
Made from mandrel-bent stainless steel tubing for durability and strength
Hand MIG-welded for added structural integrity
3/8-inch thick laser-cut flanges ensure a precise fit
Direct bolt-on installation using factory mounting points
Features ceramic honeycomb substrate for optimal emissions performance
Technical Notes:
Not legal for sale or use in California or on vehicles registered with the California DMV.
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