Eastern Catalytic Converters

Eastern Catalytic Converters (Part of AP Exhaust Technologies)

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At Eastern Catalytic we manufacture catalytic converters, manifold converters, and converter components for the aftermarket and for original equipment manufacturers. Our Universal, Direct-fit, CARB, High Performance, and Diesel converter lines cover over 100,000 applications, including OBDII coverage for all 50 states.* Eastern Catalytic converters are certified in 58 countries around the world.

At Eastern, in addition to manufacturing, we’re able to conduct our own research and development as well as build our own tooling. We’ve developed our own proprietary catalytic chemistry formulations, and our products have earned over 100 certifications in 58 countries. We have been included in AASA’s Top 100 list of Aftermarket Suppliers, and in the past 10 years, we’ve exported over 1.5 million converters.

We continue to invest in state-of-the-art production equipment to ensure the highest quality for our customers. We manufacturer our own O2 sensor ports bosses and plugs on computerized numerically controlled (CNC), equipment, and we produce Direct-fit flanges using CNC plasma cutters to achieve exact OE fit. To ensure the best quality converter canisters, we maintain our own sheet metal manufacturing for shells, heat shields, end-caps, and connectors.

In addition to our Direct-fit and Universal converters for the aftermarket, we produce OEM converters for carmakers such as Kia and Fiat. We manufacture converters and converter components in the US, Canada, and Mexico and maintain sales offices in the US, Mexico, Egypt, and the UK.

Eastern Universal Catalytic ConverterEastern Manifold Catalytic Converter

At Eastern, we’ve built our business on superior products and the personalized service we give all of our customers, from the largest warehouse distributors to the smallest service retailer.


Eastern Catalytic has earned converter certifications in 58 countries around the globe.

Eastern Catalytic Converters are approved for use on OBDII equipped vehicles in the US, and our coverage includes CARB compliant converters.*

In Europe, Eastern Catalytic Converters have been approved for Euro II and Euro III certifications. We have certifications in Mexico and with the AOI in the Middle East. Worldwide, we’ve earned nearly 100 certifications.

For complete information on our certifications, call our sales department at:
215-702-3600 (US) or (001) 215-702-3600 (outside US).

Eastern Catalytic Warranty:

All Eastern Catalytic converters are covered by our 50,000 mile Eastern Catalytic Warranty.