2003 Subaru Outback Catalytic Converters

Designed, tested and validated for assured compliance to meet CARB standards, Walker CalCat Universal Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles.

Product Features:

• CARB COMPLIANT : For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO, NY & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.
• SUPERIOR TECHNOLOGY : Optimal high technology wash coat formulated to deliver superior performance (as compared to EPA-compliant converters)
• CONSISTENT PERFORMANCE : Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance
• DURABLE : Features stainless-steel body with aluminized pipe and heat shields for durability
• FLEXIBLE SOLUTION : Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
• BUY WITH CONFIDENCE : Backed by Walker’s 50,000-mile/80,000-kilometer emissions and structural integrity warranty

Product Features:

• EPA COMPLIANT – For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA, CO & NY. Legal in ME on EPA Federal Emission Equipped Vehicles only. Consult your state’s aftermarket converter regulations for details.
• DIRECT-FIT DESIGN – Direct-fit bolt-on replacement solution with OE-style hangers, brackets, routings and heat shields for easy installation that doesn’t require specialized fabrication and welding
• KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES – OE-style high-technology wash coat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
• STRONG AND DURABLE – Features thick OE-style flanges, hangers and brackets for strength and durability
• OE-STYLE DESIGN – Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
• BUY WITH CONFIDENCE – Backed by Walker’s 25,000-mile/40,000-kilometer emissions and 50,000-mile/80,000-kilometer structural integrity limited warranty. Visit Walkerexhaust.com for details.

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 49159. 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. MagnaFlow 49159 includes (1) Donut Gasket, (1) Flange Gasket, (2) Bolts, (2) Nuts and interchanges with OE parts 44611AA240. 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 California or Federal/EPA Emission systems.

Product Features:

• Durable 308 stainless steel MIG welds
• 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
• Simplifies installation with essential gaskets and hardware being included in the box
• Durable 308 stainless steel MIG welds

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 52510. 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. MagnaFlow 52510 includes (1) Torca Clamp, (1) Flange Gasket, (1) Donut Gasket and interchanges with OE parts 44620AC590, 44620AC630, 44620AD14A, 44620AD14B, 44620AD15A, 44620AD15B. 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 California or Federal/EPA Emission systems.

Product Features:

• Expertly crafted to replicate OEM-like flow dynamics, maintaining factory performance and fuel efficiency
• 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
• 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
• Simplifies installation with essential gaskets and hardware being included in the box
• Durable 308 stainless steel MIG welds

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Manifold Catalytic Converter 52587. 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. MagnaFlow 52587 includes (2) Flange Gaskets, (3) Bolts and interchanges with OE parts 44620AC580, 44620AC581, 44620AC620, 44620AC621, 44620AC770, 44620AC780, 44620AD160, 44620AD16A, 44620AD16B, 44620AD170, 44620AD17A, 44620AD17B, 44620AD83A, 44620AD83B, 44620AD83C. 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 California or Federal/EPA Emission systems.

Product Features:

• High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
• 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
• Simplifies installation with essential gaskets and hardware being included in the box
• Durable 308 stainless steel MIG welds

Product Features:

• EPA COMPLIANT – For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA, CO & NY. Legal in ME on EPA Federal Emission Equipped Vehicles only. Consult your state’s aftermarket converter regulations for details.
• DIRECT-FIT DESIGN – Direct-fit bolt-on replacement solution with OE-style hangers, brackets, routings and heat shields for easy installation that doesn’t require specialized fabrication and welding
• KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES – OE-style high-technology wash coat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
• STRONG AND DURABLE – Features thick OE-style flanges, hangers and brackets for strength and durability
• OE-STYLE DESIGN – Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
• BUY WITH CONFIDENCE – Backed by Walker’s 25,000-mile/40,000-kilometer emissions and 50,000-mile/80,000-kilometer structural integrity limited warranty. Visit Walkerexhaust.com for details.

Designed, tested and validated for assured compliance to meet CARB standards, Walker CalCat Direct-Fit Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles and delivers a precise OE-style fit.

Product Features:

• CARB COMPLIANT : For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO, NY & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.
• DIRECT-FIT DESIGN : Direct-fit bolt-on replacement solution with OE-style hangers, brackets, routings and heat shields for easy installation that doesn’t require specialized fabrication or welding
• SUPERIOR TECHNOLOGY : Optimal high technology wash coat formulated to deliver superior performance (as compared to EPA-compliant converters)
• CONSISTENT PERFORMANCE : Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance
• STRONG AND DURABLE : Features thick OE-style flanges, hangers and brackets for strength and stainless-steel body with aluminized pipe and heat shields for durability
• BUY WITH CONFIDENCE : Backed by Walker’s 50,000-mile/80,000-kilometer emissions and structural integrity warranty

Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51184. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. The single laser fusion welds 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.

Product Features:

• Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
• Compact, lightweight construction enables installation in confined areas, welding is required
• Your trusted source for EPA-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
• Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off
• Durable 308 stainless steel MIG welds

Designed, tested and validated for assured compliance to meet CARB standards, Walker CalCat Universal Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles.

Product Features:

• CARB COMPLIANT : For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO, NY & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.
• SUPERIOR TECHNOLOGY : Optimal high technology wash coat formulated to deliver superior performance (as compared to EPA-compliant converters)
• CONSISTENT PERFORMANCE : Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance
• DURABLE : Features stainless-steel body with aluminized pipe and heat shields for durability
• FLEXIBLE SOLUTION : Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
• BUY WITH CONFIDENCE : Backed by Walker’s 50,000-mile/80,000-kilometer emissions and structural integrity warranty

This catalytic converter with integrated exhaust manifold – a.k.a. manifold converter – is precision-engineered to match the original equipment on specific vehicle years, makes and models for a reliable replacement.

Product Features:

• Direct replacement – this manifold converter is designed to match the fit and performance of the original equipment on specific vehicles
• Convenient kit – includes gaskets and downpipe hardware to simplify installation
• Durable construction -manufactured within strict tolerances for reliable longevity
• Trustworthy value – backed by team of engineers and quality control experts in the United States

Designed, tested and validated for assured compliance to meet CARB standards, Walker CalCat Universal Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles.

Product Features:

• CARB COMPLIANT : For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO, NY & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.
• SUPERIOR TECHNOLOGY : Optimal high technology wash coat formulated to deliver superior performance (as compared to EPA-compliant converters)
• CONSISTENT PERFORMANCE : Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance
• DURABLE : Features stainless-steel body with aluminized pipe and heat shields for durability
• FLEXIBLE SOLUTION : Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
• BUY WITH CONFIDENCE : Backed by Walker’s 50,000-mile/80,000-kilometer emissions and structural integrity warranty

Product Features:

• EPA COMPLIANT – For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA, CO & NY. Legal in ME on EPA Federal Emission Equipped Vehicles only. Consult your state’s aftermarket converter regulations for details.
• DIRECT-FIT DESIGN – Direct-fit bolt-on replacement solution with OE-style hangers, brackets, routings and heat shields for easy installation that doesn’t require specialized fabrication and welding
• KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES – OE-style high-technology wash coat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
• STRONG AND DURABLE – Features thick OE-style flanges, hangers and brackets for strength and durability
• OE-STYLE DESIGN – Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
• BUY WITH CONFIDENCE – Backed by Walker’s 25,000-mile/40,000-kilometer emissions and 50,000-mile/80,000-kilometer structural integrity limited warranty. Visit Walkerexhaust.com for details.

Keep the check engine light off with MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 444504. The Universal design allows the part to fit a wide array of vehicles, and the stainless steel construction of this catalytic converter is highly resistant to corrosion. 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 California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.

Product Features:

• Your trusted source for CARB-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
• Your trusted source for CARB-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last
• Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off
• High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
• Durable 308 stainless steel MIG welds

Product Features:

• EPA COMPLIANT – For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA, CO & NY. Legal in ME on EPA Federal Emission Equipped Vehicles only. Consult your state’s aftermarket converter regulations for details.
• DIRECT-FIT DESIGN – Direct-fit bolt-on replacement solution with OE-style hangers, brackets, routings and heat shields for easy installation that doesn’t require specialized fabrication and welding
• KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES – OE-style high-technology wash coat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
• STRONG AND DURABLE – Features thick OE-style flanges, hangers and brackets for strength and durability
• OE-STYLE DESIGN – Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
• BUY WITH CONFIDENCE – Backed by Walker’s 25,000-mile/40,000-kilometer emissions and 50,000-mile/80,000-kilometer structural integrity limited warranty. Visit Walkerexhaust.com for details.

Complete your exhaust repair with Walker gaskets and flanges. Available in a variety of styles and sizes, they’re designed to work with OE exhaust components and Walker aftermarket replacement parts.

Product Features:

• AVAILABLE IN DIFFERENT SIZES – Offered in a variety of styles and sizes for a quality vehicle repair
• HEAT RESISTANT – Designed to resist heat for long-lasting performance
• PREMIUM MATERIALS – Made from high-quality materials for durability and long life
• ENGINEERING EXPERTISE – Parts are reviewed and validated and approved by Walker engineers through rigorous research and development
• REAL-WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
• EASIER TO INSTALL – Featuring slotted bolt holes (where applicable) for easy installation, gasket slips into place
• BETTER TOGETHER – Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade

Complete your exhaust repair with Walker gaskets and flanges. Available in a variety of styles and sizes, they’re designed to work with OE exhaust components and Walker aftermarket replacement parts.

Product Features:

• AVAILABLE IN DIFFERENT SIZES – Offered in a variety of styles and sizes for a quality vehicle repair
• HEAT RESISTANT – Designed to resist heat for long-lasting performance
• PREMIUM MATERIALS – Made from high-quality materials for durability and long life
• ENGINEERING EXPERTISE – Parts are reviewed and validated and approved by Walker engineers through rigorous research and development
• REAL-WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
• EASIER TO INSTALL – Featuring slotted bolt holes (where applicable) for easy installation, gasket slips into place
• BETTER TOGETHER – Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade

Complete your exhaust repair with Walker gaskets and flanges. Available in a variety of styles and sizes, they’re designed to work with OE exhaust components and Walker aftermarket replacement parts.

Product Features:

• AVAILABLE IN DIFFERENT SIZES – Offered in a variety of styles and sizes for a quality vehicle repair
• HEAT RESISTANT – Designed to resist heat for long-lasting performance
• PREMIUM MATERIALS – Made from high-quality materials for durability and long life
• ENGINEERING EXPERTISE – Parts are reviewed and validated and approved by Walker engineers through rigorous research and development
• REAL-WORLD TESTED – Parts are tested on-vehicle and validated to ensure optimal performance on the road
• EASIER TO INSTALL – Featuring slotted bolt holes (where applicable) for easy installation, gasket slips into place
• BETTER TOGETHER – Use premium Walker accessories when installing Walker catalytic converters and mufflers for a complete exhaust system upgrade