MagnaFlow has a variety of 1990 Mazda Miata catalytic converters that meet Standard Grade or California Grade requirements Keep your sportscar’s emissions in check and make sure the check engine light stays off with these high flow replacement catalytic converters. Each converter features durable stainless-steel construction and utilizes either a direct-fit or universal design compatible with the Base trim level equipped with the 1.6L inline-four engine option. Select your ’90 Mazda Miata’s specifications and state vehicle registration to ensure you buy the correct catalytic converter that fits your roadster’s needs and meets your state’s emissions compliance regulations.

Need a 1990 Mazda Miata replacement exhaust system? Shop all BRExhaust 1990 Mazda Miata Direct-Fit Replacement Exhaust Systems to find the best aftermarket kit to replace your 1990 Mazda Miata OEM exhaust.

MagnaFlow offers complete performance exhaust systems for your 1990 Mazda Miata. Determine the power and sound you demand for your 1990 Miata and shop all available exhaust systems online. Select your '90 Mazda Miata sub-model and engine details to buy the best exhaust system that fits your needs.