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86-91 Magnaflow Catalytic Converter (Federal Emissions)
Item #:
In Stock - Ships today if ordered by 3 PM ET

If your 1986-1991 Corvette is suffering from overheating, poor performance, a drop in gas mileage or an overly hot interior, the likely problem is a clogged or damaged catalytic converter. Magnaflow's 1986-1991 Corvette catalytic converters are direct bolt-on with no modifications necessary.

MagnaFlow Standard Grade Federal/EPA Compliant Direct-Fit Catalytic Converter features mandrel-bent tubing to eliminate flow restrictions and stainless steel construction to resist corrosion. Designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for pre-OBDII Federally registered vehicles.

Note: This catalytic converter is a 48 state direct bolt-on unit - can not be sold or shipped into California or Colorado.

This item is proudly Made in the USA

Installation difficulty: 4

Our technicians have determined that the installation difficulty level of this item is a 4 on a scale of 1-5. Read more about our install ratings here.

Model Years

More Information
Generation C4
Model Year 1986, 1987, 1988, 1989, 1990, 1991
Additional Item Information
  • CARB Certification: This item is not CARB exempt and is not Legal to purchase in California


After WWII, Jerry Paolone left his home in Italy and moved to the United States. As an extension of Car Sound Exhaust, Magnaflow believes in top quality, maximum power, and the best exhaust sound for your vehicle. Magnaflow dyno-tests every product they make, and their ISO-9001 manufacturing certification assures every part is made to the highest standard. When faced with the question of moving manufacturing overseas in the early 2000’s, Jerry objected, remodeled his facilities, and continued offering top-level benefits to each of his employees. Their headquarters in CA is state-of-the-art, and Magnaflow is constantly innovating. If you’re looking for exhaust components, check out Magnaflow Performance Exhaust in the Zip Catalog.

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