# MagnaFlow 4451457 Direct Fit California Catalytic Converter for 1996-1999 Chevrolet C1500 and More ### Performance Overview Magnaflow's California Catalytic Converter is designed to be CARB compliant. The catalytic converter's ribbed body is designed to minimize distortion and expansion of the body to hold the ceramic catalyst in place. magnaflow's Catalytic Converters are made of stainless steel and are backed by their limited lifetime warranty. ### Key Features - Brand: MagnaFlow - Part number: 4451457 - Product type: Direct Fit California Catalytic Converter - Designed for compatible vehicle applications listed on this page ### Vehicle Fitment - 1996 Chevrolet C1500, Note: Base, Cheyenne, Silverado, Wt; 4.3L, 5.0L - 1997 Chevrolet C1500, Note: Base, Cheyenne, Silverado, Wt; 4.3L, 5.0L - 1998 Chevrolet C1500, Note: Cheyenne, Silverado, Wt; 4.3L, 5.0L - 1999 Chevrolet C1500, Note: Ls; 5.0L - 1996 Chevrolet C2500, Note: Base, Cheyenne, Silverado; 5.0L - 1997 Chevrolet C2500, Note: Base, Cheyenne, Silverado; 5.0L - 1998 Chevrolet C2500, Note: Cheyenne, Silverado, Wt; 5.0L - 1996 Chevrolet K1500, Note: Base, Cheyenne, Silverado, Wt; 4.3L, 5.0L ### FAQ **Will this fit my vehicle?** Please verify your year, make, model, position, and any fitment notes using the compatibility list above before purchase. **What part number is this?** The listed part number is 4451457. **Is this product designed for direct replacement?** Yes. This product is intended to match compatible vehicle applications listed in the fitment section. **Should I confirm fitment before ordering?** Yes. Always compare your original part, position, and vehicle details with the fitment chart before ordering. ### Common Searches - Direct Fit California Catalytic Converter for Chevrolet C1500 - 4451457 fitment - MagnaFlow Direct Fit California Catalytic Converter - 1996 Chevrolet C1500 Direct Fit California Catalytic Converter ### Vehicle Fitment Table Year Make Model Position Fitment Precision Note 1996 Chevrolet C1500 Base, Cheyenne, Silverado, Wt; 4.3L, 5.0L 1997 Chevrolet C1500 Base, Cheyenne, Silverado, Wt; 4.3L, 5.0L 1998 Chevrolet C1500 Cheyenne, Silverado, Wt; 4.3L, 5.0L 1999 Chevrolet C1500 Ls; 5.0L 1996 Chevrolet C2500 Base, Cheyenne, Silverado; 5.0L 1997 Chevrolet C2500 Base, Cheyenne, Silverado; 5.0L 1998 Chevrolet C2500 Cheyenne, Silverado, Wt; 5.0L 1996 Chevrolet K1500 Base, Cheyenne, Silverado, Wt; 4.3L, 5.0L 1997 Chevrolet K1500 Base, Cheyenne, Silverado, Wt; 4.3L, 5.0L 1998 Chevrolet K1500 Cheyenne, Silverado, Wt; 4.3L, 5.0L 1999 Chevrolet K1500 Ls; 5.0L 1998 Chevrolet K2500 Cheyenne, Silverado, Wt; 5.0L 1996 GMC C1500 Sierra Sl, Sierra Sle, Sierra Slt, Sierra Special; 4.3L, 5.0L 1997 GMC C1500 Sierra Gt, Sierra Sl, Sierra Sle, Sierra Slt, Sierra Special; 4.3L, 5.0L 1998 GMC C1500 Sierra Sl, Sierra Sle, Sierra Slt, Sierra Special; 4.3L, 5.0L 1999 GMC C1500 Sierra Sl, Sierra Sle, Sierra Slt; 5.0L 1996 GMC C2500 Sierra Sl, Sierra Sle, Sierra Slt; 5.0L 1997 GMC C2500 Sierra Sl, Sierra Sle, Sierra Slt; 5.0L 1996 GMC K1500 Sierra Sl, Sierra Sle, Sierra Slt, Sierra Special; 4.3L, 5.0L 1997 GMC K1500 Sierra Sl, Sierra Sle, Sierra Slt, Sierra Special; 4.3L, 5.0L 1998 GMC K1500 Sierra Sl, Sierra Sle, Sierra Slt, Sierra Special; 4.3L, 5.0L 1999 GMC K1500 Sierra Sl, Sierra Sle, Sierra Slt; 5.0L 1998 GMC K2500 Sierra Sl, Sierra Sle, Sierra Slt; 5.0L ## Details - **Price:** 1537.06 CAD - **Vendor:** MagnaFlow - **Type:** Direct Fit California Catalytic Converter - **Tags:** 1996 Chevrolet C1500, 1996 Chevrolet C2500, 1996 Chevrolet K1500, 1996 GMC C1500, 1996 GMC C2500, 1996 GMC K1500, 1997 Chevrolet C1500, 1997 Chevrolet C2500, 1997 Chevrolet K1500, 1997 GMC C1500, 1997 GMC C2500, 1997 GMC K1500, 1998 Chevrolet C1500, 1998 Chevrolet C2500, 1998 Chevrolet K1500, 1998 Chevrolet K2500, 1998 GMC C1500, 1998 GMC K1500, 1998 GMC K2500, 1999 Chevrolet C1500, 1999 Chevrolet K1500, 1999 GMC C1500, 1999 GMC K1500, 4451457, Auto Parts, Automotive, Catalytic Converter, Direct Fit California Catalytic Converter, Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Magnaflow-4451457, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 1537.06 CAD | In stock | ## Images - MagnaFlow 4451457 Direct Fit California Catalytic Converter --- > Source: [Standard Auto Part](www.standardautopart.com/products/magnaflow-chevrolet-c1500-catalytic-converter-carb-4451457) > Updated: 2026-06-13