The aFe Power direct-fit catalytic converter replaces the factory unit on 1997–1999 Jeep Wrangler (TJ) with the 4.0L inline-6, offering stainless steel 409 construction, laser-cut flanges and 100% MIG welds. Built to bolt in without fabrication, it provides a like-for-like replacement solution using durable materials and precision flanges to restore exhaust routing and meet the vehicle's original installation points.
aFe Power Direct Fit Catalytic Converter Replacement 97-99 Jeep Wrangler (TJ) I6-4.0L