2003 Mazda 6 Catalytic Converters

2003 Mazda 6 is a wonderful vehicle from the factory. The parts you will find in our catalog will help you bring the best out of your 6. We have 36 Catalytic Converters available for your 2003 6 all priced at lowest possible price backed by FREE SHIPPING. 

We price match competitors ... Shop with confidence. 


Showing of 36 Products
Sort By

Vehicle Specific | Part #: 51356

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: L4; 2.3L
Also Fits: 2005-2010 Chrysler 300, 2004-2006 Chrysler Pacifica ... See More
Also Fits: 2005-2010 Chrysler 300, 2004-2006 Chrysler Pacifica, 2001-2007 Chrysler PT Cruiser, 2001-2005 Chrysler Sebring, 2005-2010 Chrysler Town & Country, 2005-2007 Dodge Caravan, 2008-2010 Dodge Challenger, 2006-2007 Dodge Charger, 2005-2010 Dodge Grand Caravan, 2005-2008 Dodge Magnum, 2000-2005 Dodge Neon, 2007-2008 Dodge Nitro, 2006-2008 Dodge Ram, 2001-2006 Dodge Stratus, 2000-2010 Ford E-Series, 1997-2009 Ford Expedition, 2006-2009 Ford Explorer, 2007-2009 Ford Explorer Sport Trac, 2001-2014 Ford F-150, 2004-2004 Ford F-150 Heritage, 2008-2010 Ford F-250 Super Duty, 2008-2010 Ford F-350 Super Duty, 2005-2010 Ford Mustang, 2001-2006 Ford Ranger, 2006-2011 Honda Civic, 2000-2005 Honda S2000, 2010-2012 Jaguar XF, 2010-2012 Jaguar XFR, 2010-2012 Kia Forte, 2010-2013 Kia Forte Koup, 2006-2006 Lincoln Mark LT, 2007-2011 Lincoln Navigator, 2003-2006 Mazda 6, 2004-2011 Mazda RX-8, 2006-2010 Mercury Mountaineer, 2005-2010 Mitsubishi Lancer, 2000-2000 Plymouth Neon, 2008-2010 Volvo C30, 2006-2009 Volvo C70, 2005-2009 Volvo S40, 2005-2009 Volvo S60, 2004-2006 Volvo S80, 2005-2009 Volvo V50, 2003-2005 Volvo V70, 2003-2007 Volvo XC70, 2003-2006 Volvo XC90 . See Less
Highlights: Stainless Steel; Stainless Steel; Federal / EPA Compliant; No; 4.375"; 11"; Stainless Steel; Round; Clam Shell; 4.25"; Yes; Aluminized Steel; Weld-On; 2.5"; Straight; 1; Weld-On; 2.5"; Straight; 1; 15"; Midbed; 1; Ceramic; Universal
Price: $202.00
Free Shipping
Vehicle Specific | Part #: 2821120

Designed to fit a wide variety of applications.

Fit Note: S; V6; 3.0L
Also Fits: 1996-2001 Acura Integra, 2000-2003 BMW X5 ... See More
Also Fits: 1996-2001 Acura Integra, 2000-2003 BMW X5, 2002-2002 Chevrolet Cavalier, 2005-2006 Chevrolet Cobalt, 2006-2007 Chevrolet HHR, 1999-1999 Chevrolet S10, 1999-1999 Chevrolet Silverado, 2005-2007 Ford Focus, 2001-2001 GMC Jimmy, 1995-2001 Honda Accord, 1999-1999 Honda Civic, 1997-2000 Honda CR-V, 1996-1998 Honda Odyssey, 1996-1996 Honda Prelude, 2006-2006 Hyundai Azera, 2006-2006 Hyundai Sonata, 2005-2005 Hyundai Tiburon, 1996-1998 Isuzu Oasis, 1996-1996 Isuzu Rodeo, 2003-2003 Jeep Wrangler, 2006-2006 Kia Optima, 2007-2007 Kia Spectra, 2002-2004 Lexus ES Models, 1999-1999 Lexus RX Models, 2003-2003 Mazda 6, 1996-1999 Mazda Millenia, 1996-1996 Mercury Villager, 1996-1996 Nissan Quest, 2002-2002 Oldsmobile Alero, 2007-2007 Pontiac G5, 2002-2003 Pontiac Grand Am, 2003-2005 Pontiac Sunfire, 2007-2007 Scion tC, 2004-2004 Scion xA, 2008-2008 Scion xB, 2004-2006 Suzuki Aerio, 2004-2006 Suzuki Forenza, 2006-2006 Suzuki Reno, 1994-2004 Toyota Camry, 2003-2003 Toyota Celica, 2000-2000 Toyota Echo, 2001-2001 Toyota Highlander, 2004-2007 Toyota Solara, 1998-2000 Toyota Tacoma, 2004-2005 Toyota Tundra . See Less
Highlights: Stainless Steel; 12 Months; Universal Fitment (Will Require Welding and Cutting); Excellent flow characteristics; Stainless Steel Construction; Available for a wide variety of applications; Engineered to keep the "MIL" light off; No; 10; 5; 5; No; No; Weld-On; 2; 2; Weld-On; 2; 2; Post Catalyst; Ceramic
Price: $101.98
Free Shipping
Vehicle Specific | Part #: 99356HM

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: L4; 2.3L
Also Fits: 2005-2010 Chrysler 300, 2004-2006 Chrysler Pacifica ... See More
Also Fits: 2005-2010 Chrysler 300, 2004-2006 Chrysler Pacifica, 2001-2007 Chrysler PT Cruiser, 2001-2005 Chrysler Sebring, 2005-2010 Chrysler Town & Country, 2005-2007 Dodge Caravan, 2006-2007 Dodge Charger, 2005-2010 Dodge Grand Caravan, 2005-2008 Dodge Magnum, 2000-2005 Dodge Neon, 2001-2006 Dodge Stratus, 2000-2010 Ford E-Series, 1997-2006 Ford Expedition, 2006-2009 Ford Explorer, 2007-2009 Ford Explorer Sport Trac, 1997-2014 Ford F-150, 2004-2004 Ford F-150 Heritage, 1997-1998 Ford F-250, 2005-2010 Ford Mustang, 2001-2006 Ford Ranger, 2006-2007 Honda Civic, 2000-2005 Honda S2000, 2006-2006 Lincoln Mark LT, 2009-2011 Lincoln Navigator, 2003-2006 Mazda 6, 2004-2011 Mazda RX-8, 2006-2010 Mercury Mountaineer, 2005-2005 Mitsubishi Lancer, 2000-2001 Plymouth Neon, 2005-2009 Volvo S40, 2005-2009 Volvo S60, 2000-2000 Volvo S70, 2004-2006 Volvo S80, 2005-2009 Volvo V50, 2000-2007 Volvo V70, 2003-2007 Volvo XC70, 2003-2006 Volvo XC90 . See Less
Highlights: Stainless Steel; Stainless Steel; Federal / EPA Compliant; No; 4.375"; 11"; Stainless Steel; Round; Clam Shell; 4.25"; Yes; Aluminized Steel; Weld-On; 2.5"; Straight; 1; Weld-On; 2.5"; Straight; 1; 15"; Midbed; 1; Ceramic; Universal
Price: $188.00
Free Shipping
Vehicle Specific | Part #: 99004HM

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: V6; 3.0L
Also Fits: 1987-1987 BMW M6, 1996-1996 Buick Century ... See More
Also Fits: 1987-1987 BMW M6, 1996-1996 Buick Century, 1999-2000 Cadillac Escalade, 1996-2000 Chevrolet C/K Truck, 1998-2001 Chevrolet Metro, 1996-1999 Chevrolet Suburban, 1996-2000 Chevrolet Tahoe, 1995-1999 Chrysler Sebring, 1999-2002 Daewoo Lanos, 1999-2002 Daewoo Nubira, 1995-1999 Dodge Avenger, 1999-2002 Dodge Dakota, 2002-2003 Dodge Ram, 1996-1997 Ford Aerostar, 1996-1997 Ford Aspire, 1996-1997 Ford Contour, 2003-2007 Ford Crown Victoria, 2001-2004 Ford Escape, 1996-2001 Ford Escort, 2005-2007 Ford Five Hundred, 2000-2004 Ford Focus, 2005-2007 Ford Freestyle, 1996-1998 Ford Mustang, 1996-1999 Ford Taurus, 1995-1998 Ford Windstar, 1995-1997 Geo Metro, 1996-2000 GMC C/K Truck, 1996-1999 GMC Suburban, 1996-2000 GMC Yukon, 1996-2005 Hyundai Sonata, 2005-2009 Hyundai Tucson, 1997-2003 Infiniti QX4, 1996-1998 Isuzu Oasis, 2000-2002 Jaguar S-Type, 2002-2006 Kia Optima, 1998-2001 Kia Sephia, 2000-2007 Kia Spectra, 2005-2007 Kia Spectra5, 1995-2010 Kia Sportage, 1996-1997 Land Rover Range Rover, 1996-1999 Lexus LS Models, 1996-2000 Lexus SC Models, 1995-2002 Lincoln Continental, 2000-2002 Lincoln LS, 2003-2006 Lincoln Town Car, 2006-2007 Mazda 5, 1995-1999 Mazda B-Series, 1999-2005 Mazda Miata, 2001-2001 Mazda Millenia, 1995-1998 Mazda MPV, 1995-2003 Mazda Protege, 2002-2003 Mazda Protege5, 2001-2004 Mazda Tribute, 2003-2003 Mercedes-Benz M Class, 1999-2001 Mercury Cougar, 2003-2007 Mercury Grand Marquis, 2005-2007 Mercury Montego, 1996-2000 Mercury Mystique, 1996-1999 Mercury Sable, 1996-1996 Mercury Tracer, 2000-2005 Mitsubishi Eclipse, 1999-2003 Mitsubishi Galant, 1996-2000 Mitsubishi Montero, 1997-1999 Mitsubishi Montero Sport, 1997-1998 Nissan 200SX, 2001-2001 Nissan Frontier, 2001-2004 Nissan Pathfinder, 2000-2004 Nissan Xterra, 1996-2002 Saturn S-Series, 1996-2002 Suzuki Esteem, 1995-2001 Suzuki Swift, 2011-2011 Toyota Camry, 1996-1998 Toyota Paseo, 1996-1997 Toyota Previa, 1998-2000 Toyota RAV4, 1996-1998 Toyota Tercel, 2000-2004 Toyota Tundra, 1996-1996 Volkswagen EuroVan . See Less
Highlights: Stainless Steel; Stainless Steel; Federal / EPA Compliant; No; 3.75"; 12"; Stainless Steel; Oval; Clam Shell; 5.5"; Yes; Aluminized Steel; Weld-On; 2"; Straight; 1; Weld-On; 2"; Straight; 1; 16"; None; Ceramic; Universal
Price: $222.00
Free Shipping
Vehicle Specific | Part #: 441004

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: V6; 3.0L
Also Fits: 1997-1997 Dodge Avenger, 1996-2000 Ford Contour ... See More
Also Fits: 1997-1997 Dodge Avenger, 1996-2000 Ford Contour, 1994-1998 Ford Mustang, 1997-1999 Infiniti I30, 1994-1994 Jaguar XJ12, 1994-1994 Jaguar XJS, 2000-2000 Lexus RX Models, 2003-2003 Mazda 6, 1997-1997 Mazda 626, 1999-2000 Mazda Miata, 2001-2002 Mazda Millenia, 1997-1997 Mazda MX-6, 1995-1998 Mazda Protege, 2001-2001 Mercury Cougar, 1998-1998 Mercury Mystique, 1997-1999 Nissan Maxima, 1997-2001 Saturn S-Series, 1999-2001 Suzuki Swift, 1996-1996 Toyota Camry, 1996-1998 Toyota Celica, 1996-1997 Toyota RAV4 . See Less
Highlights: Stainless Steel; Stainless Steel; California / CARB Compliant; No; 3.75"; 9"; Stainless Steel; Oval; Clam Shell; 5.5"; Yes; Aluminized Steel; Weld-On; 2"; Straight; 1; Weld-On; 2"; Straight; 1; 13"; None; Ceramic; Universal
Price: $503.00
Free Shipping
Vehicle Specific | Part #: 24085

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: L4; 2.3L
Highlights: Stainless Steel; Stainless Steel; Federal / EPA Compliant; No; Stainless Steel; 1; Bolt-On; 26.25"; Ceramic; Direct-Fit
Price: $837.00
Free Shipping
Vehicle Specific | Part #: 448056

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: L4; 2.3L
Also Fits: 1996-2004 Acura RL, 2001-2003 Chrysler PT Cruiser ... See More
Also Fits: 1996-2004 Acura RL, 2001-2003 Chrysler PT Cruiser, 2003-2005 Mitsubishi Lancer, 2001-2001 Volkswagen Golf, 2001-2001 Volkswagen Jetta . See Less
Highlights: Stainless Steel; Stainless Steel; California / CARB Compliant; No; 10"; Stainless Steel; Round; Spun; 5"; No; Weld-On; 2.5"; Straight; Weld-On; 2.5"; Straight; 10"; Midbed; 1; Ceramic; Universal
Price: $230.50
Free Shipping
Vehicle Specific | Part #: 4481355

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: L4; 2.3L
Also Fits: 1996-2004 Acura RL, 2005-2006 Audi A4 ... See More
Also Fits: 1996-2004 Acura RL, 2005-2006 Audi A4, 1996-1997 Audi Cabriolet, 2001-2003 Chrysler PT Cruiser, 2000-2005 Honda S2000, 2005-2005 Jaguar Super V8, 2004-2005 Jaguar XJR, 2006-2006 Porsche 911, 2000-2004 Volvo C70, 2001-2004 Volvo S60, 2000-2000 Volvo S70, 2000-2004 Volvo V70 . See Less
Highlights: Stainless Steel; Stainless Steel; California / CARB Compliant; No; 5"; 11.125"; Round; Spun; 5"; No; Weld-On; 2.25"; Straight; 1; Weld-On; 2.25"; Straight; 1; 11.125"; Midbed; 1; Ceramic; Universal
Price: $867.00
Free Shipping
Vehicle Specific | Part #: 23772

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: V6; 3.0L
Highlights: Stainless Steel; Stainless Steel; Federal / EPA Compliant; No; Stainless Steel; 1; Bolt-On; 2.5"; Bolt-On; 21.75"; None; Ceramic; Direct-Fit
Price: $529.00
Free Shipping
Vehicle Specific | Part #: 51004

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: V6; 3.0L
Also Fits: 2001-2001 Chevrolet Metro, 1999-2002 Daewoo Lanos ... See More
Also Fits: 2001-2001 Chevrolet Metro, 1999-2002 Daewoo Lanos, 1999-2002 Daewoo Nubira, 1999-2002 Dodge Dakota, 2002-2003 Dodge Ram, 2003-2007 Ford Crown Victoria, 2001-2004 Ford Escape, 1998-2001 Ford Escort, 2005-2007 Ford Five Hundred, 2000-2004 Ford Focus, 2005-2007 Ford Freestyle, 1999-2005 Hyundai Sonata, 2005-2009 Hyundai Tucson, 2001-2003 Infiniti QX4, 2000-2002 Jaguar S-Type, 2002-2006 Kia Optima, 1998-2001 Kia Sephia, 2000-2007 Kia Spectra, 2005-2007 Kia Spectra5, 2001-2010 Kia Sportage, 1998-2002 Lincoln Continental, 2000-2002 Lincoln LS, 2003-2006 Lincoln Town Car, 2008-2009 Mazda 5, 1999-2005 Mazda Miata, 2001-2001 Mazda Millenia, 2001-2002 Mazda Protege, 2002-2003 Mazda Protege5, 2001-2004 Mazda Tribute, 2003-2003 Mercedes-Benz M Class, 1999-2001 Mercury Cougar, 2003-2007 Mercury Grand Marquis, 2005-2007 Mercury Montego, 1998-2000 Mercury Mystique, 2000-2005 Mitsubishi Eclipse, 2001-2003 Mitsubishi Galant, 1996-1996 Mitsubishi Montero, 2001-2004 Nissan Pathfinder, 2000-2004 Nissan Xterra, 2000-2002 Saturn S-Series, 1999-2002 Suzuki Esteem, 1995-2001 Suzuki Swift, 1998-2000 Toyota RAV4, 2000-2004 Toyota Tundra, 1996-1996 Volkswagen EuroVan . See Less
Highlights: Stainless Steel; Stainless Steel; Federal / EPA Compliant; No; 3.75"; 12"; Stainless Steel; Oval; Clam Shell; 5.625"; Yes; Aluminized Steel; Weld-On; 2"; Straight; 1; Weld-On; 2"; Straight; 1; 16"; None; Ceramic; Universal
Price: $231.00
Free Shipping
Vehicle Specific | Part #: 23982

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: V6; 3.0L
Highlights: Stainless Steel; Stainless Steel; Federal / EPA Compliant; No; Stainless Steel; 1; Bolt-On; 2"; 27.5"; Pre and Post Converter; Ceramic; Direct-Fit
Price: $413.00
Free Shipping
Vehicle Specific | Part #: 51328

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: V6; 3.0L
Highlights: Stainless Steel; Federal / EPA Compliant; No; Stainless Steel; 1; Bolt-On; 14"; Ceramic; Direct-Fit
Price: $688.00
Free Shipping
Vehicle Specific | Part #: 457204

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: V6; 3.0L
Also Fits: 2001-2004 Chevrolet Tracker, 2002-2003 Hyundai XG350 ... See More
Also Fits: 2001-2004 Chevrolet Tracker, 2002-2003 Hyundai XG350, 2003-2004 Mazda 6, 1995-2001 Mazda Protege, 1999-2002 Saturn S-Series, 2004-2006 Suzuki Aerio, 1999-2005 Suzuki Grand Vitara, 2004-2004 Suzuki Vitara . See Less
Highlights: Stainless Steel; Stainless Steel; California / CARB Compliant; No; 4.375"; 9"; Stainless Steel; Round; Clam Shell; 4.375"; Yes; Aluminized Steel; Weld-On; 2"; Straight; 1; Weld-On; 2"; Straight; 1; 13"; None; Ceramic; Universal
Price: $349.00
Free Shipping
Vehicle Specific | Part #: 452863

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: V6; 3.0L
Highlights: Stainless Steel; California / CARB Compliant; No; Stainless Steel; 1; Bolt-On; 2"; Pre and Post Converter; Ceramic; Direct-Fit
Price: $846.00
Free Shipping
Vehicle Specific | Part #: 50863

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: V6; 3.0L
Highlights: Stainless Steel; Federal / EPA Compliant; No; Stainless Steel; 1; Bolt-On; 2"; 15.75"; Pre and Post Converter; Ceramic; Direct-Fit
Price: $794.00
Free Shipping
Vehicle Specific | Part #: 50864

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: V6; 3.0L
Highlights: Stainless Steel; Federal / EPA Compliant; No; Stainless Steel; 1; Bolt-On; 14"; Ceramic; Direct-Fit
Price: $655.00
Free Shipping
Vehicle Specific | Part #: 452864

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: V6; 3.0L
Highlights: Stainless Steel; California / CARB Compliant; No; Stainless Steel; 1; Bolt-On; 2"; Post Converter; Ceramic; Direct-Fit
Price: $777.00
Free Shipping
Vehicle Specific | Part #: 51120

MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

Fit Note: L4; 2.3L
Highlights: Stainless Steel; Stainless Steel; Federal / EPA Compliant; No; Stainless Steel; 1; Bolt-On; 26.25"; Ceramic; Direct-Fit
Price: $1,046.00
Free Shipping
Showing 1 to 18 of 36 (2 Pages)
Showing 1 to 18 of 36 (2 Pages)