# MagnaFlow Conv GM 23456 23X6.5X4 2.25/2.25 Keep the check engine light off with MagnaFlow Standard Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 93456. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with Federal/EPA Emission systems. - Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last - Mandrel bent tubing retains OEM-like design and geometry, ensuring smooth exhaust flow for peak fuel economy and engine operation - OE-sized barbed exhaust hangers made from corrosion-resistant 410 stainless steel, designed to reduce noise and vibration - High Strength 16 Gauge 409 Stainless Steel Tubing For Exceptional Corrosion Resistance And Maximum Service Life - Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency - Expertly Crafted To Replicate Oem-Like Flow Dynamics/Maintaining Factory Performance And Fuel Efficiency - Simplifies Installation With Essential Gaskets And Hardware Being Included In The Box - Your Trusted Source For EPA-Compliant Catalytic Converters - Durable 308 stainless steel MIG welds This Part Fits: Year Make Model Submodel 1991-1993 Buick Commercial Chassis Base 1992-1993 Buick Roadmaster Base 1991-1993 Buick Roadmaster Estate Wagon 1992-1993 Buick Roadmaster Limited 1990-1992 Cadillac Brougham Base 1990-1992 Cadillac Brougham d'Elegance 1992-1993 Cadillac Commercial Chassis Brougham 1993 Cadillac Fleetwood Base 1993 Cadillac Fleetwood Brougham 1988 Chevrolet Camaro Base 1982-1986 Chevrolet Camaro Berlinetta 1985-1990 Chevrolet Camaro Iroc-Z 1987 Chevrolet Camaro LT 1989-1992 Chevrolet Camaro RS 1992 Chevrolet Camaro RS Heritage Edition 1982-1987 Chevrolet Camaro Sport 1982-1987,1991-1992 Chevrolet Camaro Z28 1992 Chevrolet Camaro Z28 Heritage Edition 1982 Chevrolet Camaro Z28 Indianapolis 500 Pace Car 1986-1992 Chevrolet Caprice Base 1983-1993 Chevrolet Caprice Classic 1986-1990 Chevrolet Caprice Classic Brougham 1993 Chevrolet Caprice Classic LS 1987-1990 Chevrolet Caprice Classic LS Brougham 1991-1993 Chevrolet Caprice Classic LTZ 1991-1993 Chevrolet Commercial Chassis Base 1983-1987 Chevrolet El Camino Base 1983-1986 Chevrolet El Camino Conquista 1983-1987 Chevrolet El Camino SS 1983-1985 Chevrolet Impala Base 1983 Chevrolet Malibu Classic 1983-1988 Chevrolet Monte Carlo Base 1983 Chevrolet Monte Carlo CL 1986-1988 Chevrolet Monte Carlo LS 1983-1988 Chevrolet Monte Carlo SS 1983-1986 GMC Caballero Amarillo 1983-1987 GMC Caballero Base 1983-1987 GMC Caballero Diablo 1991-1992 Oldsmobile Custom Cruiser Base 1984-1986 Pontiac Bonneville Base 1984-1986 Pontiac Bonneville Brougham 1984-1986 Pontiac Bonneville LE 1982-1992 Pontiac Firebird Base 1989-1992 Pontiac Firebird Formula 1982-1986 Pontiac Firebird S/E 1982-1992 Pontiac Firebird Trans Am 1989-1992 Pontiac Firebird Trans Am GTA 1984-1987 Pontiac Grand Prix Base 1984-1987 Pontiac Grand Prix Brougham 1984-1987 Pontiac Grand Prix LE 1983-1986 Pontiac Parisienne Base 1983-1986 Pontiac Parisienne Brougham ## Details - **Price:** 479.51 CAD - **Vendor:** Magnaflow - **Type:** Catalytic Converter Direct Fit ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 479.51 CAD | In stock | --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/magnaflow-conv-gm-23456-23x6-5x4-2-25-2-25) > Updated: 2026-06-29