✓VEHICLE FITMENT: Fits for Chevy Colorado 2004-2006, for GMC Canyon 2004-2006, for Hummer H3 2006, and for Isuzu i-350 2006 with 3.5L L5 DOHC gasoline engines. Front catalytic converter with integrated exhaust manifold. Please verify year, make, model, engine, and position before ordering.
✓OE COMPATIBILITY: Replaces OE numbers 642196, 16481, 674-703, 12607895, 12571601, and 8125922480. Designed as a direct-fit front catalytic converter exhaust manifold for compatible 3.5L L5 applications.
✓SHIPPING NOTICE: Meets federal EPA standards. Not for sale, installation, or use in California, Colorado, New York, or Maine. Orders to restricted states cannot be fulfilled. Please check the vehicle label under the hood before purchase.
✓EMISSIONS SOLUTION: Helps address P0420/P0430 codes related to low catalyst efficiency, clogged converter performance, sluggish acceleration, or increased fuel consumption. Built to help restore smoother exhaust flow and engine performance.
✓PREMIUM MATERIAL & KIT: Built with a heavy-duty 409 stainless steel body, Q235 steel flanges, and ceramic substrate with Pt, Rh, and Pd loading. Includes 1 interface gasket, 1 outlet gasket, 3 coarse-thread double-end studs, 3 washers, and 3 nuts for a secure, leak-resistant installation. Circular flange holes are designed for proper alignment, although they may differ from the original square-hole design.