# MagnaFlow 93427 Direct Fit Standard Catalytic Converter (2.5" ID/2.5" OD) for 1975-1980 Cadillac Seville and More ### Performance Overview The Direct Fit Catalytic Converter is designed with a ribbed body that can reduce expansion and distortion when the converters heat up. These ribs holds the ceramic catalyst in a proper position and it also forms a channel that shields the cushioning mat from direct exposure to exhaust gases. The ceramic coating is made for maximum surface area and flow, and the coating method is strictly controlled so that exact ### Key Features - Brand: MagnaFlow - Part number: 93427 - Product type: Direct Fit Standard Catalytic Converter (2.5" ID/2.5" OD) - Designed for compatible vehicle applications listed on this page ### Vehicle Fitment - 1976 Cadillac Seville, Note: Base; 5.7L; 2.50"; 2.50" - 1977 Cadillac Seville, Note: Base, Opera; 5.7L; 2.50"; 2.50" - 1975 Chevrolet Camaro, Note: Base, Lt, Rs; 5.7L; 2.50"; 2.50" - 1976 Chevrolet Camaro, Note: Base, Lt, Lt Rally Sport, Rally Sport; 5.7L; 2.50"; 2.50" - 1977 Chevrolet Camaro, Note: Base, Lt, Lt Rally Sport, Rally Sport, Z28; 5.7L; 2.50"; 2.50" - 1978 Chevrolet Camaro, Note: Base, Lt, Lt Rally Sport, Rally Sport, Z28; 5.7L; 2.50"; 2.50" - 1979 Chevrolet Camaro, Note: Base, Berlinetta, Rally Sport, Z28; 5.7L; 2.50"; 2.50" - 1975 Chevrolet Corvette, Note: Stingray; 5.7L; 2.50"; 2.50" ### 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 93427. **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 Standard Catalytic Converter (2.5" ID/2.5" OD) for Cadillac Seville - 93427 fitment - MagnaFlow Direct Fit Standard Catalytic Converter (2.5" ID/2.5" OD) - 1975 Cadillac Seville Direct Fit Standard Catalytic Converter (2.5" ID/2.5" OD) ### Vehicle Fitment Table Year Make Model Position Fitment Precision Note 1976 Cadillac Seville Base; 5.7L; 2.50"; 2.50" 1977 Cadillac Seville Base, Opera; 5.7L; 2.50"; 2.50" 1975 Chevrolet Camaro Base, Lt, Rs; 5.7L; 2.50"; 2.50" 1976 Chevrolet Camaro Base, Lt, Lt Rally Sport, Rally Sport; 5.7L; 2.50"; 2.50" 1977 Chevrolet Camaro Base, Lt, Lt Rally Sport, Rally Sport, Z28; 5.7L; 2.50"; 2.50" 1978 Chevrolet Camaro Base, Lt, Lt Rally Sport, Rally Sport, Z28; 5.7L; 2.50"; 2.50" 1979 Chevrolet Camaro Base, Berlinetta, Rally Sport, Z28; 5.7L; 2.50"; 2.50" 1975 Chevrolet Corvette Stingray; 5.7L; 2.50"; 2.50" 1975 Chevrolet Nova Base, Custom, Ln, Police; 4.1L, 4.3L, 5.7L; 2.50"; 2.50" 1976 Chevrolet Nova Base, Concours, Custom, Police, Ss; 4.1L, 5.0L, 5.7L; 2.50"; 2.50" 1977 Chevrolet Nova Base, Concours, Custom, Police, Rally; 4.1L, 5.0L, 5.7L; 2.50"; 2.50" 1978 Chevrolet Nova Base, Custom, Police, Rally; 4.1L, 5.0L, 5.7L; 2.50"; 2.50" 1979 Chevrolet Nova Base, Custom, Rally; 4.1L, 5.0L, 5.7L; 2.50"; 2.50" 1975 Pontiac Firebird Base, Esprit, Formula, Trans Am; 5.7L, 6.6L, 7.5L; 2.50"; 2.50" 1976 Pontiac Firebird Base, Esprit, Formula, Trans Am; 5.7L, 6.6L, 7.5L; 2.50"; 2.50" 1977 Pontiac Firebird Base, Esprit, Formula, Trans Am; 5.7L, 6.6L; 2.50"; 2.50" 1978 Pontiac Firebird Base, Esprit, Formula; 5.7L; 2.50"; 2.50" 1979 Pontiac Firebird Base, Esprit, Formula; 5.7L; 2.50"; 2.50" 1980 Pontiac Firebird Base, Esprit, Formula, Trans Am; 5.0L; 2.50"; 2.50" 1977 Pontiac Phoenix Base; 5.0L, 5.7L; 2.50"; 2.50" 1978 Pontiac Phoenix Base, Lj, Sj; 5.0L, 5.7L; 2.50"; 2.50" 1979 Pontiac Phoenix Base, Lj, Sj; 5.0L, 5.7L; 2.50"; 2.50" 1975 Pontiac Ventura Base, Custom, S, Sj; 5.7L; 2.50"; 2.50" 1976 Pontiac Ventura Base, Sj; 5.7L; 2.50"; 2.50" 1977 Pontiac Ventura Base, Sj; 4.9L, 5.0L, 5.7L; 2.50"; 2.50" ## Details - **Price:** 423.4 CAD - **Vendor:** MagnaFlow - **Type:** Direct Fit Standard Catalytic Converter (2.5" ID/2.5" OD) - **Tags:** 1975 Chevrolet Camaro, 1975 Chevrolet Corvette, 1975 Chevrolet Nova, 1975 Pontiac Firebird, 1975 Pontiac Ventura, 1976 Cadillac Seville, 1976 Chevrolet Camaro, 1976 Chevrolet Nova, 1976 Pontiac Firebird, 1976 Pontiac Ventura, 1977 Cadillac Seville, 1977 Chevrolet Camaro, 1977 Chevrolet Nova, 1977 Pontiac Firebird, 1977 Pontiac Phoenix, 1977 Pontiac Ventura, 1978 Chevrolet Camaro, 1978 Chevrolet Nova, 1978 Pontiac Firebird, 1978 Pontiac Phoenix, 1979 Chevrolet Camaro, 1979 Chevrolet Nova, 1979 Pontiac Firebird, 1979 Pontiac Phoenix, 1980 Pontiac Firebird, 93427, Auto Parts, Automotive, Catalytic Converter, Direct Fit Standard Catalytic Converter (2.5" ID/2.5" OD), Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Magnaflow-93427, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 423.40 CAD | In stock | ## Images - MagnaFlow 93427 Direct Fit Standard Catalytic Converter (2.5" ID/2.5" OD) --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/magnaflow-cadillac-seville-catalytic-converter-93427) > Updated: 2026-07-16