# MagnaFlow 91004 Universal Standard Catalytic Converter (2" ID/2" OD) for 1975-1997 Alfa Romeo Alfetta and More ### Performance Overview Magnaflow's Universal Catalytic Converter was designed to fit a wide variety of vehicles with little cutting and welding required. The catalytic converters are intelligently engineered to have ribbed sides to prevent distortion of the metal which keeps the ceramic catalyst in place. magnaflow's Catalytic Converters are made from premium grade stainless steel for added durability. Finally, All federal catalytic converters are meet EPA requirements. ### Key Features - Brand: MagnaFlow - Part number: 91004 - Product type: Universal Standard Catalytic Converter (2" ID/2" OD) - Designed for compatible vehicle applications listed on this page ### Vehicle Fitment - 1975 Alfa Romeo Alfetta, Note: Gt, Sport; 2.0L; 2.00"; 2.00" - 1976 Alfa Romeo Alfetta, Note: Gt, Sport; 2.0L; 2.00"; 2.00" - 1977 Alfa Romeo Alfetta, Note: Gt, Sport; 2.0L; 2.00"; 2.00" - 1975 Alfa Romeo Spider, Note: Veloce; 2.0L; 2.00"; 2.00" - 1976 Alfa Romeo Spider, Note: Veloce; 2.0L; 2.00"; 2.00" - 1977 Alfa Romeo Spider, Note: Veloce; 2.0L; 2.00"; 2.00" - 1978 Alfa Romeo Spider, Note: Veloce; 2.0L; 2.00"; 2.00" - 1979 Alfa Romeo Spider, Note: Veloce; 2.0L; 2.00"; 2.00" ### 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 91004. **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 - Universal Standard Catalytic Converter (2" ID/2" OD) for Alfa Romeo Alfetta - 91004 fitment - MagnaFlow Universal Standard Catalytic Converter (2" ID/2" OD) - 1975 Alfa Romeo Alfetta Universal Standard Catalytic Converter (2" ID/2" OD) ### Vehicle Fitment Table Year Make Model Position Fitment Precision Note 1975 Alfa Romeo Alfetta Gt, Sport; 2.0L; 2.00"; 2.00" 1976 Alfa Romeo Alfetta Gt, Sport; 2.0L; 2.00"; 2.00" 1977 Alfa Romeo Alfetta Gt, Sport; 2.0L; 2.00"; 2.00" 1975 Alfa Romeo Spider Veloce; 2.0L; 2.00"; 2.00" 1976 Alfa Romeo Spider Veloce; 2.0L; 2.00"; 2.00" 1977 Alfa Romeo Spider Veloce; 2.0L; 2.00"; 2.00" 1978 Alfa Romeo Spider Veloce; 2.0L; 2.00"; 2.00" 1979 Alfa Romeo Spider Veloce; 2.0L; 2.00"; 2.00" 1980 Alfa Romeo Spider Veloce; 2.0L; 2.00"; 2.00" 1981 Alfa Romeo Spider Veloce; 2.0L; 2.00"; 2.00" 1982 Alfa Romeo Spider Veloce; 2.0L; 2.00"; 2.00" 1983 Alfa Romeo Spider Veloce; 2.0L; 2.00"; 2.00" 1984 Alfa Romeo Spider Veloce; 2.0L; 2.00"; 2.00" 1985 Alfa Romeo Spider Graduate, Veloce; 2.0L; 2.00"; 2.00" 1986 Alfa Romeo Spider Graduate, Quadrifoglio, Veloce; 2.0L; 2.00"; 2.00" 1987 Alfa Romeo Spider Graduate, Quadrifoglio, Veloce; 2.0L; 2.00"; 2.00" 1988 Alfa Romeo Spider Graduate, Quadrifoglio, Veloce; 2.0L; 2.00"; 2.00" 1989 Alfa Romeo Spider Graduate, Quadrifoglio, Veloce; 2.0L; 2.00"; 2.00" 1978 American Motors Concord Base; 3.8L, 4.2L, 5.0L; 2.00"; 2.00" 1979 American Motors Concord Base, Dl, Limited; 2.0L, 3.8L, 4.2L, 5.0L; 2.00"; 2.00" 1980 American Motors Eagle Limited; 4.2L; 2.00"; 2.00" 1977 American Motors Pacer Base; 3.8L, 4.2L; 2.00"; 2.00" 1986 Buick Century Custom, Estate Wagon, Limited; 2.5L; 2.00"; 2.00" 1987 Buick Century Custom, Estate Wagon, Limited; 2.5L; 2.00"; 2.00" 1988 Buick Century Custom, Estate Wagon, Limited; 2.5L; 2.00"; 2.00" 1989 Buick Century Custom, Estate Wagon, Limited; 2.5L; 2.00"; 2.00" 1990 Buick Century Custom, Limited; 2.5L; 2.00"; 2.00" 1991 Buick Century Custom, Limited, Special; 2.5L; 2.00"; 2.00" 1992 Buick Century Custom, Limited, Special; 2.5L; 2.00"; 2.00" 1994 Buick Century Custom, Special; 2.2L, 3.1L; 2.00"; 2.00" 1995 Buick Century Custom, Special; 2.2L, 3.1L; 2.00"; 2.00" 1986 Chevrolet Celebrity Base, Estate, Eurosport; 2.5L; 2.00"; 2.00" 1987 Chevrolet Celebrity Base, Estate, Eurosport; 2.5L; 2.00"; 2.00" 1988 Chevrolet Celebrity Base, Eurosport; 2.5L; 2.00"; 2.00" 1989 Chevrolet Celebrity Base, Cl, Eurosport; 2.5L; 2.00"; 2.00" 1990 Chevrolet Celebrity Base, Eurosport; 2.5L, 3.1L; 2.00"; 2.00" 1994 Chevrolet Corsica Base; 3.1L; 2.00"; 2.00" 1995 Chevrolet Corsica Base; 3.1L; 2.00"; 2.00" 1993 Chevrolet Lumina Base, Euro; 2.2L, 3.1L; 2.00"; 2.00" 1994 Chevrolet Lumina Base, Euro; 3.1L; 2.00"; 2.00" 1995 Chevrolet Lumina Base, Ls; 3.1L; 2.00"; 2.00" 1985 Chevrolet Sprint Base; 1.0L; 2.00"; 2.00" 1986 Chevrolet Sprint Base, Er, Plus; 1.0L; 2.00"; 2.00" 1987 Chevrolet Sprint Base, Er, Metro, Turbo; 1.0L; 2.00"; 2.00" 1988 Chevrolet Sprint Base, Er, Metro, Turbo; 1.0L; 2.00"; 2.00" 1975 Chevrolet Vega Cosworth; 2.0L; 2.00"; 2.00" 1981 Chrysler Cordoba Base, Ls; 3.7L; 2.00"; 2.00" 1982 Chrysler Cordoba Base, Ls; 3.7L; 2.00"; 2.00" 1983 Chrysler Cordoba Base; 3.7L; 2.00"; 2.00" 1983 Chrysler Fifth Avenue Base; 3.7L; 2.00"; 2.00" 1981 Chrysler Lebaron Medallion, Special, Salon; 3.7L; Station Wagon; 2.00"; 2.00" 1984 Chrysler Lebaron Base, Mark Cross; 2.2L; 2.00"; 2.00" 1985 Chrysler Lebaron Base, Gts, Mark Cross; 2.2L; 2.00"; 2.00" 1986 Chrysler Lebaron Base, Gts, Mark Cross; 2.2L; 2.00"; 2.00" 1982 Chrysler New Yorker Base; 3.7L; 2.00"; 2.00" 1985 Chrysler New Yorker Base; 2.2L; 2.00"; 2.00" 1986 Chrysler New Yorker Base; 2.2L; 2.00"; 2.00" 1989 Chrysler Tc Maserati Base; 2.2L; 2.00"; 2.00" 1990 Chrysler Tc Maserati Base; 2.2L, 3.0L; 2.00"; 2.00" 1991 Chrysler Tc Maserati Base; 3.0L; 2.00"; 2.00" 1990 Daihatsu Rocky Se, Sx; 1.6L; 2.00"; 2.00" 1991 Daihatsu Rocky Se, Sx; 1.6L; 2.00"; 2.00" 1992 Daihatsu Rocky Se, Sx; 1.6L; 2.00"; 2.00" 1984 Dodge 600 Base, Es; 2.2L; 2.00"; 2.00" 1985 Dodge 600 Base, Es, Se; 2.2L; 2.00"; 2.00" 1983 Dodge Charger Base; 1.7L; 2.00"; 2.00" 1987 Dodge Colt Vista; 2.0L; 2.00"; 2.00" 1988 Dodge Colt Vista; 2.0L; 2.00"; 2.00" 1989 Dodge Colt Base, Dl, E, Gt, Vista; 1.5L, 2.0L; 2.00"; 2.00" 1990 Dodge Colt Base, Dl, Gl, Gt, Vista; 1.5L, 2.0L; 2.00"; 2.00" ## Details - **Price:** 164.59 CAD - **Vendor:** MagnaFlow - **Type:** Universal Standard Catalytic Converter (2" ID/2" OD) - **Tags:** 1975 Alfa Romeo Alfetta, 1975 Alfa Romeo Spider, 1976 Alfa Romeo Alfetta, 1976 Alfa Romeo Spider, 1977 Alfa Romeo Alfetta, 1977 Alfa Romeo Spider, 1977 American Motors Pacer, 1978 Alfa Romeo Spider, 1978 American Motors Concord, 1979 Alfa Romeo Spider, 1979 American Motors Concord, 1980 Alfa Romeo Spider, 1980 American Motors Eagle, 1981 Alfa Romeo Spider, 1982 Alfa Romeo Spider, 1983 Alfa Romeo Spider, 1984 Alfa Romeo Spider, 1985 Alfa Romeo Spider, 1986 Alfa Romeo Spider, 1986 Buick Century, 1986 Chevrolet Celebrity, 1987 Alfa Romeo Spider, 1987 Buick Century, 1987 Chevrolet Celebrity, 1988 Alfa Romeo Spider, 1988 Buick Century, 1988 Chevrolet Celebrity, 1989 Alfa Romeo Spider, 1989 Buick Century, 1989 Chevrolet Celebrity, 1990 Buick Century, 1991 Buick Century, 1992 Buick Century, 1994 Buick Century, 1995 Buick Century, 91004, Auto Parts, Automotive, Catalytic Converter, Direct Replacement, Exhaust Performance, Exhaust System, MagnaFlow, Magnaflow-91004, Muffler, Performance Exhaust, Performance Parts, Universal Standard Catalytic Converter (2" ID/2" OD), Vehicle Fitment ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 164.59 CAD | In stock | ## Images - MagnaFlow 91004 Universal Standard Catalytic Converter (2" ID/2" OD) --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/magnaflow-alfa-romeo-alfetta-catalytic-converter-91004) > Updated: 2026-07-16