# MagnaFlow 99009HM Heavy Metal Catalytic Converter (3" ID/3" OD) for 1995-2009 Cadillac Deville and More ### Performance Overview Magnaflow specializes in performance catalytic converter. They've spent over thirty years creating, developing, and improving on their technology to earn their reputation as being the global market leader. magnaflow's Heavy Metal catalytic converters use a combination of ceramic and metallic substrates as well as wall thickness specifically developed for your specific vehicle needs. Installation may require some cutting and welding. ### Key Features - Brand: MagnaFlow - Part number: 99009HM - Product type: Heavy Metal Catalytic Converter (3" ID/3" OD) - Designed for compatible vehicle applications listed on this page ### Vehicle Fitment - 1995 Cadillac Deville, Note: Concours; 4.6L; 3.00"; 3.00" - 1996 Cadillac Deville, Note: Base, Concours, D'Elegance; 4.6L; 3.00"; 3.00" - 1997 Cadillac Deville, Note: Base, Concours, D'Elegance; 4.6L; 3.00"; 3.00" - 1998 Cadillac Deville, Note: Base, Concours, D'Elegance; 4.6L; 3.00"; 3.00" - 1999 Cadillac Deville, Note: Base, Concours, D'Elegance; 4.6L; 3.00"; 3.00" - 1996 Cadillac Eldorado, Note: Base, Etc; 4.6L; 3.00"; 3.00" - 1997 Cadillac Eldorado, Note: Base, Etc; 4.6L; 3.00"; 3.00" - 1998 Cadillac Eldorado, Note: Esc, Etc; 4.6L; 3.00"; 3.00" ### 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 99009HM. **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 - Heavy Metal Catalytic Converter (3" ID/3" OD) for Cadillac Deville - 99009HM fitment - MagnaFlow Heavy Metal Catalytic Converter (3" ID/3" OD) - 1995 Cadillac Deville Heavy Metal Catalytic Converter (3" ID/3" OD) ### Vehicle Fitment Table Year Make Model Position Fitment Precision Note 1995 Cadillac Deville Concours; 4.6L; 3.00"; 3.00" 1996 Cadillac Deville Base, Concours, D'Elegance; 4.6L; 3.00"; 3.00" 1997 Cadillac Deville Base, Concours, D'Elegance; 4.6L; 3.00"; 3.00" 1998 Cadillac Deville Base, Concours, D'Elegance; 4.6L; 3.00"; 3.00" 1999 Cadillac Deville Base, Concours, D'Elegance; 4.6L; 3.00"; 3.00" 1996 Cadillac Eldorado Base, Etc; 4.6L; 3.00"; 3.00" 1997 Cadillac Eldorado Base, Etc; 4.6L; 3.00"; 3.00" 1998 Cadillac Eldorado Esc, Etc; 4.6L; 3.00"; 3.00" 1999 Cadillac Eldorado Esc, Etc; 4.6L; 3.00"; 3.00" 1996 Cadillac Seville Sls, Sts; 4.6L; 3.00"; 3.00" 1997 Cadillac Seville Sls, Sts; 4.6L; 3.00"; 3.00" 1998 Cadillac Seville Sts; 4.6L; 3.00"; 3.00" 1999 Cadillac Seville Sts; 4.6L; 3.00"; 3.00" 1996 Chevrolet Astro Base, Ls, Lt; 4.3L; 3.00"; 3.00" 1997 Chevrolet Astro Base, Ls, Lt; 4.3L; 3.00"; 3.00" 1998 Chevrolet Astro Base, Ls, Lt; 4.3L; 3.00"; 3.00" 1999 Chevrolet Astro Base, Ls, Lt; 4.3L; 3.00"; 3.00" 2000 Chevrolet Astro Base, Ls, Lt; 4.3L; 3.00"; 3.00" 2001 Chevrolet Astro Base, Ls, Lt; 4.3L; 3.00"; 3.00" 2002 Chevrolet Astro Base, Ls, Lt; 4.3L; 3.00"; 3.00" 2003 Chevrolet Astro Base, Ls, Lt; 4.3L; 3.00"; 3.00" 2004 Chevrolet Astro Base, Ls, Lt; 4.3L; 3.00"; 3.00" 2005 Chevrolet Astro Base, Ls, Lt; 4.3L; 3.00"; 3.00" 1996 Chevrolet C1500 Base, Cheyenne, Silverado, Wt; 4.3L, 5.0L; 3.00"; 3.00" 1997 Chevrolet C1500 Base, Cheyenne, Silverado, Wt; 4.3L, 5.0L; 3.00"; 3.00" 1998 Chevrolet C1500 Cheyenne, Silverado, Wt; 4.3L, 5.0L; 3.00"; 3.00" 1999 Chevrolet C1500 Ls; 5.0L; 3.00"; 3.00" 1996 Chevrolet C2500 Base, Cheyenne, Silverado; 5.0L; 3.00"; 3.00" 1997 Chevrolet C2500 Base, Cheyenne, Silverado; 5.0L; 3.00"; 3.00" 1998 Chevrolet C2500 Base, Cheyenne, Silverado, Wt; 5.0L; 3.00"; 3.00" 1999 Chevrolet C2500 Base, Ls; 5.0L; 3.00"; 3.00" 2000 Chevrolet Express 1500 Base, Ls; 4.3L; 3.00"; 3.00" 2003 Chevrolet Express 1500 Base, Ls; 4.3L; 3.00"; 3.00" 2004 Chevrolet Express 1500 Base, Ls; 4.3L; 3.00"; 3.00" 2005 Chevrolet Express 1500 Base, Ls; 4.3L; 3.00"; 3.00" 2006 Chevrolet Express 1500 Base, Ls, Lt; 4.3L; 3.00"; 3.00" 2003 Chevrolet Express 2500 Base, Ls; 4.3L, 4.8L, 6.0L; 3.00"; 3.00" 2004 Chevrolet Express 2500 Base, Ls; 4.3L, 4.8L, 6.0L; 3.00"; 3.00" 2005 Chevrolet Express 2500 Base, Ls; 4.3L, 4.8L, 6.0L; 3.00"; 3.00" 2006 Chevrolet Express 2500 Base, Ls, Lt; 4.3L, 4.8L, 6.0L; 3.00"; 3.00" 2007 Chevrolet Express 2500 Base, Ls, Lt; 4.8L, 6.0L; 3.00"; 3.00" 2008 Chevrolet Express 2500 Base, Ls, Lt; 4.8L, 6.0L; 3.00"; 3.00" 2009 Chevrolet Express 2500 Base, Ls, Lt; 4.8L, 6.0L; 3.00"; 3.00" 2003 Chevrolet Express 3500 Base, Ls; 4.8L, 6.0L; 3.00"; 3.00" 2004 Chevrolet Express 3500 Base, Ls; 4.8L, 6.0L; 3.00"; 3.00" 2005 Chevrolet Express 3500 Base, Ls; 4.8L, 6.0L; 3.00"; 3.00" 2006 Chevrolet Express 3500 Base, Ls, Lt; 4.8L, 6.0L; 3.00"; 3.00" 2007 Chevrolet Express 3500 Base, Ls, Lt; 4.8L, 6.0L; 3.00"; 3.00" 2008 Chevrolet Express 3500 Base, Ls, Lt; 4.8L, 6.0L; 3.00"; 3.00" 2009 Chevrolet Express 3500 Base, Ls, Lt; 4.8L, 6.0L; 3.00"; 3.00" 1996 Chevrolet K1500 Base, Cheyenne, Silverado, Wt; 4.3L, 5.0L; 3.00"; 3.00" 1997 Chevrolet K1500 Base, Cheyenne, Silverado, Wt; 4.3L, 5.0L; 3.00"; 3.00" 1998 Chevrolet K1500 Cheyenne, Silverado, Wt; 4.3L, 5.0L; 3.00"; 3.00" 1999 Chevrolet K1500 Ls; 5.0L; 3.00"; 3.00" 1998 Chevrolet K2500 Cheyenne, Silverado, Wt; 5.0L; 3.00"; 3.00" 2000 Chevrolet S10 Base, Ls, Zr2; 4.3L; 3.00"; 3.00"; 4 Wheel Drive 2001 Chevrolet S10 Base, Ls, Zr2; 4.3L; 3.00"; 3.00"; 4 Wheel Drive 2002 Chevrolet S10 Base, Ls, Zr2, Zr5; 4.3L; 3.00"; 3.00"; 4 Wheel Drive 2003 Chevrolet S10 Base, Ls, Zr2, Zr5; 4.3L; 3.00"; 3.00"; 4 Wheel Drive 2004 Chevrolet S10 Ls, Zr5; 4.3L; 3.00"; 3.00"; 4 Wheel Drive 2000 Chevrolet S10 Blazer Ls, Lt; 4.3L; 3.00"; 3.00"; 4 Wheel Drive 2001 Chevrolet S10 Blazer Ls, Lt; 4.3L; 3.00"; 3.00"; 4 Wheel Drive 2004 Chevrolet Silverado 1500 Ls, Lt, Ss; 6.0L; 3.00"; 3.00" 2005 Chevrolet Silverado 1500 Ls, Lt, Ss; 6.0L; 3.00"; 3.00" 2006 Chevrolet Silverado 1500 Lt, Ss; 6.0L; 3.00"; 3.00" 2007 Chevrolet Silverado 1500 Lt, Ss; 6.0L; New Body; 3.00"; 3.00" 2001 Chevrolet Silverado 1500 Hd Ls, Lt; 6.0L; 3.00"; 3.00" 2002 Chevrolet Silverado 1500 Hd Ls, Lt; 6.0L; 3.00"; 3.00" 2003 Chevrolet Silverado 1500 Hd Ls, Lt; 6.0L; 3.00"; 3.00" 2004 Chevrolet Silverado 1500 Hd Ls, Lt; 6.0L; 3.00"; 3.00" ## Details - **Price:** 350.9 CAD - **Vendor:** MagnaFlow - **Type:** Heavy Metal Catalytic Converter (3" ID/3" OD) - **Tags:** 1995 Cadillac Deville, 1996 Cadillac Deville, 1996 Cadillac Eldorado, 1996 Cadillac Seville, 1996 Chevrolet Astro, 1996 Chevrolet C1500, 1996 Chevrolet C2500, 1997 Cadillac Deville, 1997 Cadillac Eldorado, 1997 Cadillac Seville, 1997 Chevrolet Astro, 1997 Chevrolet C1500, 1997 Chevrolet C2500, 1998 Cadillac Deville, 1998 Cadillac Eldorado, 1998 Cadillac Seville, 1998 Chevrolet Astro, 1998 Chevrolet C1500, 1998 Chevrolet C2500, 1999 Cadillac Deville, 1999 Cadillac Eldorado, 1999 Cadillac Seville, 1999 Chevrolet Astro, 1999 Chevrolet C1500, 1999 Chevrolet C2500, 2000 Chevrolet Astro, 2000 Chevrolet Express 1500, 2001 Chevrolet Astro, 2002 Chevrolet Astro, 2003 Chevrolet Astro, 2003 Chevrolet Express 1500, 2004 Chevrolet Astro, 2004 Chevrolet Express 1500, 2005 Chevrolet Astro, 2005 Chevrolet Express 1500, 99009HM, Auto Parts, Automotive, Catalytic Converter, Direct Replacement, Exhaust Performance, Exhaust System, Heavy Metal Catalytic Converter (3" ID/3" OD), MagnaFlow, Magnaflow-99009HM, Muffler, Performance Exhaust, Performance Parts, Vehicle Fitment ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 350.90 CAD | In stock | ## Images - MagnaFlow 99009HM Heavy Metal Catalytic Converter (3" ID/3" OD) --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/magnaflow-cadillac-deville-catalytic-converter-99009hm) > Updated: 2026-07-16