Shop By Product Matching "Magnaflow"
Choose your Submodel for your 2004 Mazda Miata
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- HM Grade Universal Catalytic Converter - 2.25in.
- Semi-Direct Fit Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required
- Magnaflow HM Grade Universal Catalytic Converter - 2.25in.
- Product Attributes:
- Inlet Orientation: Straight
- Air Tube Count: 0
- Tube Material: Stainless Steel
- Outlet Gasket Included: No
- Outlet Mounting Hardware Included: No
- Body Width: 4.375
- Body Height: 4.375
- Inlet Mounting Hardware Included: No
- Body Material: Stainless Steel
- Finish: Stainless Steel
- Clamps Included: No
- Outlet Quantity: 1
- Air Tube Adaptable: No
- California Air Resources Board (CARB) Certified: No
- Inlet Gasket Included: No
- Series: Hm Grade
- Heat Shield Attached: Yes
- Hangers Included: No
- CARB Executive Order Number: Not Applicable
- Body Type: Clam-shell
- Heat Shield Material: Aluminized Steel
- Inlet Inside Diameter: 2.25
- Substrate Material: Ceramic
- Outlet Orientation: Straight
- Inlet Quantity: 1
- Body Shape: Round
- Outlet Inside Diameter: 2.25
- Prop 65 Y/N: No
- Sensor Port Count: 0
- Title: Magnaflow Hm Grade Federal / Epa Compliant Universal Catalytic Converter 99205hm
-
Features:
- 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
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- Compact, lightweight construction enables installation in confined areas, welding is required
- Durable 308 stainless steel MIG welds
- MagnaFlow HM Grade Federal/EPA Compliant Universal Catalytic Converter 99205HM helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. 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.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | Aspiration | CID |
|---|---|---|---|---|---|
| 2004 - Mazda Miata | L | 1839 | 4 Cyl 1.8L | Naturally Aspirated | - |
- HM Grade Universal Catalytic Converter - 2.00in.
- Cutting and Welding Required Not legal for sale or installation in California, Colorado or New York.
- Magnaflow HM Grade Universal Catalytic Converter - 2.00in.
- Product Attributes:
- Inlet Orientation: Straight
- Air Tube Count: 0
- Tube Material: Stainless Steel
- Outlet Gasket Included: No
- Outlet Mounting Hardware Included: No
- Body Width: 5.5
- Body Height: 3.75
- Inlet Mounting Hardware Included: No
- Body Material: Stainless Steel
- Finish: Stainless Steel
- Clamps Included: No
- Outlet Quantity: 1
- Air Tube Adaptable: No
- California Air Resources Board (CARB) Certified: No
- Inlet Gasket Included: No
- Series: Hm Grade
- Heat Shield Attached: Yes
- Hangers Included: No
- CARB Executive Order Number: Not Applicable
- Body Type: Clam-shell
- Heat Shield Material: Aluminized Steel
- Inlet Inside Diameter: 2
- Substrate Material: Ceramic
- Outlet Orientation: Straight
- Inlet Quantity: 1
- Outlet Inside Diameter: 2
- Prop 65 Y/N: No
- Sensor Port Count: 0
- Title: Magnaflow Hm Grade Federal / Epa Compliant Universal Catalytic Converter 99004hm
-
Features:
- 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
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- Compact, lightweight construction enables installation in confined areas, welding is required
- Durable 308 stainless steel MIG welds
- MagnaFlow HM Grade Federal/EPA Compliant Universal Catalytic Converter 99004HM helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. 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.
Additional Fitment Information:
| Vehicle | Block | CC | Transmission | Engine | Aspiration | CID |
|---|---|---|---|---|---|---|
| 2004 - Mazda Miata | L | 1839 | Automatic | 4 Cyl 1.8L | Naturally Aspirated | - |
- California Universal Catalytic Converter - 2.00in.
- CARB Executive Order D-193-113 Engine Family Number (EFN) 4TKXT01.8AJA Cutting and Welding Required Legal For Sale In All 50 States Including California, Colorado and New York (CARB Certified)
- Magnaflow California Universal Catalytic Converter - 2.00in.
- 2in.
- Product Attributes:
- Inlet Orientation: Straight
- Air Tube Count: 0
- Tube Material: Stainless Steel
- Outlet Gasket Included: No
- Outlet Mounting Hardware Included: No
- Body Width: 6.375
- Body Height: 3.75
- Inlet Mounting Hardware Included: No
- Body Material: Stainless Steel
- Finish: Stainless Steel
- Clamps Included: No
- Outlet Quantity: 1
- Air Tube Adaptable: No
- California Air Resources Board (CARB) Certified: Yes
- Inlet Gasket Included: No
- Series: California
- Heat Shield Attached: Yes
- Hangers Included: No
- CARB Executive Order Number: D-193-113
- Body Type: Clam-shell
- Heat Shield Material: Aluminized Steel
- Inlet Inside Diameter: 2
- Substrate Material: Ceramic
- Outlet Orientation: Straight
- Inlet Quantity: 1
- Outlet Inside Diameter: 2
- Prop 65 Y/N: No
- Sensor Port Count: 0
- Title: Magnaflow California Grade Carb Compliant Universal Catalytic Converter 448304
-
Features:
- 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
- Compact, lightweight construction enables installation in confined areas, welding is required
- Durable 308 stainless steel MIG welds
- MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 448304 helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. 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.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | Aspiration | CID |
|---|---|---|---|---|---|
| 2004 - Mazda Miata | L | 1839 | 4 Cyl 1.8L | Naturally Aspirated | - |
- OEM Grade Universal Catalytic Converter - 2.25in.
- Semi-Direct Fit Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required
- Magnaflow OEM Grade Universal Catalytic Converter - 2.25in.
- Product Attributes:
- Inlet Orientation: Straight
- Air Tube Count: 0
- Tube Material: Stainless Steel
- Outlet Gasket Included: No
- Outlet Mounting Hardware Included: No
- Body Width: 4.25
- Body Height: 4.375
- Inlet Mounting Hardware Included: No
- Body Material: Stainless Steel
- Finish: Stainless Steel
- Clamps Included: No
- Outlet Quantity: 1
- Air Tube Adaptable: No
- California Air Resources Board (CARB) Certified: No
- Inlet Gasket Included: No
- Series: Oem Grade
- Heat Shield Attached: Yes
- Hangers Included: No
- CARB Executive Order Number: Not Applicable
- Body Type: Clam-shell
- Heat Shield Material: Aluminized Steel
- Inlet Inside Diameter: 2.25
- Substrate Material: Ceramic
- Outlet Orientation: Straight
- Inlet Quantity: 1
- Body Shape: Round
- Outlet Inside Diameter: 2.25
- Prop 65 Y/N: No
- Sensor Port Count: 0
- Title: Magnaflow Oem Grade Federal / Epa Compliant Universal Catalytic Converter 51205
-
Features:
- 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
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- Compact, lightweight construction enables installation in confined areas, welding is required
- Durable 308 stainless steel MIG welds
- MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51205 helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. 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.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | Aspiration | CID |
|---|---|---|---|---|---|
| 2004 - Mazda Miata | L | 1839 | 4 Cyl 1.8L | Naturally Aspirated | - |
- OEM Grade Universal Catalytic Converter - 2.25in.
- Direct Fit Not legal for sale or installation in California, Colorado or New York. Cutting and Welding Required
- Magnaflow OEM Grade Universal Catalytic Converter - 2.25in.
- Product Attributes:
- Inlet Orientation: Straight
- Air Tube Count: 0
- Tube Material: Stainless Steel
- Outlet Gasket Included: No
- Outlet Mounting Hardware Included: No
- Body Width: 4.25
- Body Height: 4.375
- Inlet Mounting Hardware Included: No
- Body Material: Stainless Steel
- Finish: Stainless Steel
- Clamps Included: No
- Outlet Quantity: 1
- Air Tube Adaptable: No
- California Air Resources Board (CARB) Certified: No
- Inlet Gasket Included: No
- Series: Oem Grade
- Heat Shield Attached: Yes
- Hangers Included: No
- CARB Executive Order Number: Not Applicable
- Body Type: Clam-shell
- Heat Shield Material: Aluminized Steel
- Inlet Inside Diameter: 2.25
- Substrate Material: Ceramic
- Outlet Orientation: Straight
- Inlet Quantity: 1
- Body Shape: Round
- Outlet Inside Diameter: 2.25
- Prop 65 Y/N: No
- Sensor Port Count: 0
- Title: Magnaflow Oem Grade Federal / Epa Compliant Universal Catalytic Converter 51205
-
Features:
- 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
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- Compact, lightweight construction enables installation in confined areas, welding is required
- Durable 308 stainless steel MIG welds
- MagnaFlow OEM Grade Federal/EPA Compliant Universal Catalytic Converter 51205 helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. 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.
Additional Fitment Information:
| Vehicle | Block | CC | Position | Engine | Aspiration | CID |
|---|---|---|---|---|---|---|
| 2004 - Mazda Miata | L | 1839 | Rear | 4 Cyl 1.8L | Naturally Aspirated | - |
- Street Series Stainless Cat-Back System
- Single Straight Passenger Side Rear Exit
- Magnaflow Street Series Stainless Cat-Back System
- Product Attributes:
- Exhaust Tip Wall: Double Wall
- Muffler Type: Straight-through
- Exhaust Tip Edge: Folded Edge
- Exhaust Tip Quantity: 1
- Exhaust Tip Material: Stainless Steel
- Muffler Quantity: 1
- Muffler Body Length: 18
- Clamps Included: Yes
- Muffler Body Height: 5
- Exhaust Tip Length: 7.5
- Exhaust Tip Intercooled: No
- Muffler Finish: Brushed
- Valve Included: No
- Type: Cat-back
- Series: Street
- Exhaust Tip Cut: Angle Cut
- Exhaust Tip Connection: Welded-on
- Hangers Included: Yes
- Exit Style: Single Straight Passenger Side Rear
- Main Piping Diameter: 2.5
- Clamping Type: Band Clamp;u-bolt Clamp
- Gasket Or Seal Included: No
- Exhaust Tip Resonated: No
- Exhaust Tip Shape: Round
- Prop 65 Y/N: No
- Muffler Body Material: Stainless Steel
- Title: Magnaflow 1999-2005 Mazda Miata Street Series Cat-back Performance Exhaust System
- Exhaust Tip Diameter: 4
- Catalytic Converter Quantity: 0
- Pipe Material: Stainless Steel
- Exhaust Tip Finish: Polished
-
Features:
- Durable corrosion-resistant stainless steel construction
- CNC precision robotic manufacturing techniques
- Dyno-proven performance
- The MagnaFlow 1999-2005 Mazda Miata Street Series Cat-Back Performance Exhaust System brings out the personality of your 1.8L 1999-2005 Mazda Miata with our signature resonant, powerful engine tone and dyno-proven performance. Thanks to its fast-flowing, mandrel bent 2.5in. main piping and 1 Straight-Through mufflers ending in a Single Straight Passenger Side Rear exit with 4in. Polished Welded-On Double Wall Angle Cut Folded Edge tips, this Mazda Miata exhaust kit has the performance chops to match its sporty sound and appearance. Upgrade your ride to the next level with an exhaust that has the pipes to put other Mazda Miata's to shame. With this system your vehicle will be producing Moderate exterior and Mild interior sound levels while leaving other cars and trucks feeling envious at every stoplight. Exhaust kit 16638 features a cat-back layout that replaces your ride's stock exhaust components from near the catalytic converter on back. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 16638 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow's 1-year limited finish warranty and limited lifetime construction warranty.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | Sub Model | CID |
|---|---|---|---|---|---|
| 2004 - Mazda Miata | L | 1839 | 4 Cyl 1.8L | LS | - |
- HM Grade Universal Catalytic Converter - 2.25in.
- with California Emissions System Cutting and Welding Required
- Magnaflow HM Grade Universal Catalytic Converter - 2.25in.
- Universal HM Grade Federal (Not legal for sale or use in CA, CO and NY)
- Product Attributes:
- Inlet Orientation: Straight
- Air Tube Count: 0
- Tube Material: Stainless Steel
- Outlet Gasket Included: No
- Outlet Mounting Hardware Included: No
- Body Width: 4.25
- Body Height: 4.375
- Inlet Mounting Hardware Included: No
- Body Material: Stainless Steel
- Clamps Included: No
- Outlet Quantity: 1
- Air Tube Adaptable: No
- California Air Resources Board (CARB) Certified: No
- Inlet Gasket Included: No
- Oxygen Sensor Location: Midbed
- Heat Shield Attached: Yes
- Hangers Included: No
- CARB Executive Order Number: Not Applicable
- Body Type: Clam-shell
- Heat Shield Material: Aluminized Steel
- Inlet Inside Diameter: 2.25
- Substrate Material: Ceramic
- Outlet Orientation: Straight
- Inlet Quantity: 1
- Body Shape: Round
- Outlet Inside Diameter: 2.25
- Sensor Port Count: 1
-
Features:
- Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off
- 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
- High strength 16 gauge 409 stainless steel tubing for exceptional corrosion resistance and maximum service life
- Durable 308 stainless steel MIG welds
- MagnaFlow HM Grade Federal/EPA Compliant Universal Catalytic Converter 99355HM helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. 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.
Additional Fitment Information:
| Vehicle | Block | CC | Position | Engine | Aspiration | CID |
|---|---|---|---|---|---|---|
| 2004 - Mazda Miata | L | 1839 | Front | 4 Cyl 1.8L | Naturally Aspirated | - |
- Single Straight Passenger Side Rear Exit
- Magnaflow Street Series Stainless Cat-Back System
- Street Series Stainless Cat-Back System
- Product Attributes:
- Exhaust Tip Wall: Double Wall
- Muffler Type: Straight-through
- Exhaust Tip Edge: Folded Edge
- Exhaust Tip Quantity: 1
- Exhaust Tip Material: Stainless Steel
- Muffler Quantity: 1
- Muffler Body Length: 18
- Clamps Included: Yes
- Muffler Body Height: 5
- Exhaust Tip Length: 7.5
- Exhaust Tip Intercooled: No
- Muffler Finish: Brushed
- Valve Included: No
- Exhaust Tip Cut: Angle Cut
- Exhaust Tip Connection: Welded-on
- Hangers Included: Yes
- Exit Style: Single Straight Passenger Side Rear
- Main Piping Diameter: 2.5
- Clamping Type: Band Clamp;u-bolt Clamp
- Exhaust Tip Resonated: No
- Exhaust Tip Shape: Round
- Muffler Body Material: Stainless Steel
- Exhaust Tip Diameter: 4
- Catalytic Converter Quantity: 0
- Pipe Material: Stainless Steel
- Exhaust Tip Finish: Polished
-
Features:
- Dyno-proven performance
- Durable corrosion-resistant stainless steel construction
- CNC precision robotic manufacturing techniques
- The MagnaFlow 1999-2005 Mazda Miata Street Series Cat-Back Performance Exhaust System brings out the personality of your 1.8L 1999-2005 Mazda Miata with our signature resonant, powerful engine tone and dyno-proven performance. Thanks to its fast-flowing, mandrel bent 2.5in. main piping and 1 Straight-Through mufflers ending in a Single Straight Passenger Side Rear exit with 4in. Polished Welded-On Double Wall Angle Cut Folded Edge tips, this Mazda Miata exhaust kit has the performance chops to match its sporty sound and appearance. Upgrade your ride to the next level with an exhaust that has the pipes to put other Mazda Miata's to shame. With this system your vehicle will be producing Moderate exterior and Mild interior sound levels while leaving other cars and trucks feeling envious at every stoplight. Exhaust kit 16638 features a cat-back layout that replaces your ride's stock exhaust components from near the catalytic converter on back. Extensive 3D scanning during development has resulted in a direct-fit design that you can easily install yourself. 16638 is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow's 1-year limited finish warranty and limited lifetime construction warranty.
Additional Fitment Information:
| Vehicle | Block | CC | Engine | Sub Model | CID |
|---|---|---|---|---|---|
| 2004 - Mazda Miata | L | 1839 | 4 Cyl 1.8L | LS | - |
- HM Grade Direct-Fit Catalytic Converter
- Semi-Direct Fit Not legal for sale or installation in California, Colorado or New York.
- Magnaflow HM Grade Direct-Fit Catalytic Converter
- Product Attributes:
- Air Tube Count: 0
- Inlet Gasket Included: Yes
- Tube Material: Stainless Steel
- Outlet Gasket Included: No
- Series: Hm Grade
- Grade Type: Regular
- Hangers Included: No
- Heat Shield Attached: Yes
- Outlet Mounting Hardware Included: No
- CARB Executive Order Number: Not Applicable
- Body Type: Clam-shell
- Heat Shield Material: Aluminized Steel
- Inlet Mounting Hardware Included: No
- Body Material: Stainless Steel
- Substrate Material: Ceramic
- Finish: Stainless Steel
- Clamps Included: No
- Prop 65 Y/N: No
- Sensor Port Count: 0
- Air Tube Adaptable: No
- Title: Magnaflow 1999-2005 Mazda Miata Hm Grade Federal / Epa Compliant Direct-fit Catalytic Converter
- California Air Resources Board (CARB) Certified: No
-
Features:
- 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
- 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
- Simplifies installation with essential gaskets and hardware being included in the box
- Durable 308 stainless steel MIG welds
- MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 23771 helps keep the check engine light off. DIY installation is easy with the proper tools (no cutting or welding required). With features including mandrel-bent tubing to eliminate flow restrictions and stainless steel construction to resist corrosion, you can have confidence in the quality of this catalytic converter. Using state-of-the-art 3D scanning systems in the design process, the MagnaFlow metrology department ensures this new part to fit and function like the original equipment. This direct-fit catalytic converter is designed specifically for the 1999-2005 Mazda Miata and interchanges with OE parts BP4Y-20-55XH and BP4Z-20-55XH, among others. Avoid potential exhaust leaks by using the included gaskets to get a proper seal. 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.
This Part Fits the Following OEM/Substitute Numbers:
BP4W-20-55XK, BP4X-20-55XK, BP4Y-20-55XH, BP4Y2055XH, BP4Z-20-55XH, BP4Z2055XH, BP6F-20-55XC, BP6F2055XC, BP7F-20-55X, BP7F2055X, BPS5-20-55X
Additional Fitment Information:
| Vehicle | Block | CC | Engine | Aspiration | CID |
|---|---|---|---|---|---|
| 2004 - Mazda Miata | L | 1839 | 4 Cyl 1.8L | Naturally Aspirated | - |
- HM Grade Direct-Fit Catalytic Converter
- Semi-Direct Fit
- Magnaflow HM Grade Direct-Fit Catalytic Converter
- Direct-Fit HM Grade Federal (Not legal for sale or use in CA, CO and NY)
- Product Attributes:
- Air Tube Count: 0
- Inlet Gasket Included: Yes
- Tube Material: Stainless Steel
- Outlet Gasket Included: No
- Grade Type: Regular
- Hangers Included: No
- Heat Shield Attached: Yes
- Outlet Mounting Hardware Included: No
- CARB Executive Order Number: Not Applicable
- Body Type: Clam-shell
- Heat Shield Material: Aluminized Steel
- Inlet Mounting Hardware Included: No
- Body Material: Stainless Steel
- Substrate Material: Ceramic
- Clamps Included: No
- Sensor Port Count: 0
- Air Tube Adaptable: No
- California Air Resources Board (CARB) Certified: No
-
Features:
- Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off
- Simplifies installation with essential gaskets and hardware being included in the box
- 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
- Durable 308 stainless steel MIG welds
- MagnaFlow HM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 23771 helps keep the check engine light off. DIY installation is easy with the proper tools (no cutting or welding required). With features including mandrel-bent tubing to eliminate flow restrictions and stainless steel construction to resist corrosion, you can have confidence in the quality of this catalytic converter. Using state-of-the-art 3D scanning systems in the design process, the MagnaFlow metrology department ensures this new part to fit and function like the original equipment. This direct-fit catalytic converter is designed specifically for the 1999-2005 Mazda Miata and interchanges with OE parts BP4Y-20-55XH and BP4Z-20-55XH, among others. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. 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.
This Part Fits the Following OEM/Substitute Numbers:
BP4W-20-55XK, BP4X-20-55XK, BP4Y-20-55XC, BP4Y-20-55XF, BP4Y-20-55XG, BP4Y-20-55XH, BP4Y2055XH, BP4Z-20-55XC, BP4Z-20-55XF, BP4Z-20-55XG, BP4Z-20-55XH, BP4Z2055XH, BP6F-20-55XA, BP6F-20-55XB, BP6F-20-55XC, BP6F2055XC, BP7F-20-55X, BP7F2055X...VIEW MORE
Additional Fitment Information:
| Vehicle | Block | CC | Engine | Aspiration | CID |
|---|---|---|---|---|---|
| 2004 - Mazda Miata | L | 1839 | 4 Cyl 1.8L | Naturally Aspirated | - |
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