Genuine Mazda Miata Catalytic Converter

Cat. Converter

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10 Catalytic Converters found

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Mazda Miata Catalytic Converter Part Number: BP4Y-20-500C
$727.17 MSRP: $993.61
You Save: $266.44 (27%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Converter, Catalytic; Catalytic Converter, Preconverter
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 1999-2000 Mazda Miata | 10th Anniversary, Base, LS, SE | 4 Cyl 1.8 L GAS
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Mazda Miata Converter & Pipe Part Number: BP4W-20-55XK
$773.63 MSRP: $1057.08
You Save: $283.45 (27%)
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Product Specifications
- Other Name: Converter
- Replaces: BP4W-20-55XH, BP4W-20-55XJ
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 1999-2000 Mazda Miata | 10th Anniversary, Base, LS, SE | 4 Cyl 1.8 L GAS
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Mazda Miata Catalytic Converter Part Number: BPS5-20-55X
$796.12 MSRP: $1087.82
You Save: $291.70 (27%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Converter; Catalytic Converter
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2004-2005 Mazda Miata | Base, LS, Mazdaspeed | 4 Cyl 1.8 L GAS
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Mazda Miata Catalytic Converter Part Number: BP6F-20-55XC
$1088.62 MSRP: $1487.48
You Save: $398.86 (27%)
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Product Specifications
- Other Name: Converter; Catalytic Converter
- Replaces: BP6F-20-55XA, BP6F-20-55XB
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2001-2002 Mazda Miata | Base, LS, SE | 4 Cyl 1.8 L GAS
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Mazda Miata Catalytic Converter Part Number: BP7F-20-55X
$2302.53 MSRP: $3146.17
You Save: $843.64 (27%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Converter; Catalytic Converter
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2003 Mazda Miata | Base, LS, SE, Shinsen | 4 Cyl 1.8 L GAS
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Mazda Miata Converter & Pipe Part Number: BP4Z-20-55XH
$646.53 MSRP: $883.40
You Save: $236.87 (27%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: Converter
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 1999-2000 Mazda Miata | 10th Anniversary, Base, LS, SE | 4 Cyl 1.8 L GAS
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Mazda Miata Catalytic Converter Part Number: BP4X-20-55XK
$624.97 MSRP: $853.95
You Save: $228.98 (27%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Converter; Catalytic Converter
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 1999-2000 Mazda Miata | 10th Anniversary, Base, LS, SE | 4 Cyl 1.8 L GAS
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Mazda Miata Catalytic Converter Part Number: B6Y4-20-600A
Product Specifications
- Other Name: Converter, Catalyst; Catalytic Converter, Converter
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 1990-1993 Mazda Miata | Base, LE, SE | 4 Cyl 1.6 L GAS
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Mazda Miata Catalytic Converter Part Number: BPS1-20-600
Product Specifications
- Other Name: Catalytic, Three Way; Catalytic Converter
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 1996-1997 Mazda Miata | Base, M Edition, STO | 4 Cyl 1.8 L GAS
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Mazda Miata Catalytic Converter Part Number: BPS7-20-50XC
Product Specifications
- Other Name: Converter; Catalytic Converter
- Warranty: This genuine part is guaranteed by Mazda's factory warranty.
Fits the following Vehicles:
- 2004-2005 Mazda Miata | Base, LS, Mazdaspeed | 4 Cyl 1.8 L GAS

Mazda Miata Catalytic Converter

The Mazda Miata Catalytic Converter not only keeps the exhaust gases quiet but also allows the roadster to breathe freely, which provides a sense of environmental tranquility and a quick throttle response for the driver. This vital part is constructed with a thick honeycomb covered with platinum, palladium, and rhodium that catalyze chemical reactions converting harmful fumes into harmless carbon dioxide, water vapor, and nitrogen. The high flow type employed on later Mazda models differs by making each channel wider to allow the spent gases to escape sooner so that small but significant improvements in horsepower and torque can be achieved without breaking emissions regulations. It fits perfectly to NA, NB, NC, and ND chassis, allowing owners who upgrade or replace theirs to have flawless fitment, provided the engine is left in factory tune. Since the agile Miata is so light, any increase in back pressure soon flattens acceleration, so a smooth passageway inside the Catalytic Converter maintains the light feeling drivers desire from the car and helps it pass through state inspection lanes. It also has good durability, with meticulous fuel mapping and quick response to misfires enabling the Mazda unit to easily cover over 100,000 miles without falling victim to thermal stress or road debris thanks to its robust stainless shell. In terms of safety, this means that the converter ensures that pollutants do not enter the cabin, which could otherwise ignite raw hydrocarbons under the car, giving the driver of any Mazda vehicle an added benefit during spirited weekend drives or daily errands. Other small details like oxygen sensor ports installed so that feedback can be adjusted properly and an incredibly machined flange that seals perfectly even during vibration in track use are what make this Catalytic Converter shine in an already overcrowded parts aisle. The convergence of green technology and grins per mile gives the converter a solid balance that keeps the Miata legend alive.

Looking for Catalytic Converter with proven quality? Choose OEM Catalytic Converter. Mazda designs and builds them to strict factory specs. Every piece goes through rigorous quality checks. You'll get parts that fit right and work like new. Shop our huge inventory of OEM Mazda Miata parts. Enjoy the highly competitive prices online. Our site is your one-stop shop. Each genuine Miata part includes a manufacturer's warranty. Buy with confidence. Our return policy is simple and hassle-free. In a rush? Choose expedited delivery at checkout. You'll love the streamlined experience from search to checkout to receiving your order.