Yes, the AutoShack EM775001 Front Exhaust Manifold Catalytic Converter fits a 2010 Chevrolet Colorado. This unit is specifically designed as a replacement for 2007 through 2012 Chevrolet Colorado and GMC Canyon 2.9L models.
The EM775001 Catalytic Converter matches the 12604220 and 12607896 OE part numbers, ensuring the manifold geometry aligns with the 2.9L engine block. We selected this specific converter for our comparison because it meets ISO / IATF 16949 standards and includes a 4-bolt connection and a gasket. Because exhaust manifold converters sit directly against the engine block, a precise flange bolt pattern match is critical to prevent exhaust leaks that cause “ticking” noises. This converter is EPA OBDII approved, though it is not certified for sale in California, Colorado, New York, or Maine. The unit weighs 17.2 pounds and is designed for direct installation onto the existing exhaust system. While the hardware is included, the vehicle’s ECU may still require a specific code or tune to prevent a Check Engine Light if it detects changes in backpressure.
What to Check Before Buying the EM775001 Catalytic Converter
Before ordering this manifold converter, you must verify these specific physical clearances and requirements to ensure a proper fit.
- Confirm your engine block’s bolt spacing matches the 4-bolt connection layout.
- Verify that the internal substrate diameter aligns with your specific exhaust port size to prevent leaks.
- Check that the converter body does not block the factory O2 sensor mounting point or require a spacer.
- Measure the space around the manifold to ensure the unit clears the frame and radiator.
- Consult your owner’s manual or a certified mechanic to see if your ECU requires a software update for the new converter.
Comparing the EM775001 Catalytic Converter to Other Options
The EM775001 Catalytic Converter serves as a direct replacement for a metal tube that cleans exhaust gases before they leave the engine. This type of manifold converter is ideal for owners who need to restore emissions compliance or replace a failed OEM unit on a 2.9L engine. If you require a high-flow ceramic substrate for significant performance gains or a different material rating for extreme heavy-duty cycles, you may want to look at alternative aftermarket options. Buyers seeking a standard, OE-spec replacement for a 2010 Colorado will find this model provides the necessary geometry and certification for street legality.
If you own a different vehicle, see our guide to the best exhaust manifold catalytic converter for nissan altima.
If you own a 2007–2012 Chevrolet Colorado or GMC Canyon 2.9L and need a direct-fit replacement that meets OEM specifications, you should choose this product.
AutoShack EM775001 Front Exhaust Manifold Catalytic Converter
Owners of other makes may find our comparison of exhaust manifold catalytic converters for honda civic helpful for their research.
$156.35 price checked August 2026
The other Exhaust Manifold Converter guides we have published
- Exhaust Manifold Catalytic Converters for Toyota Camry Compared
- Choosing the Best Exhaust Manifold Catalytic Converter for Nissan Altima
- The Exhaust Manifold Catalytic Converters That Work Best for Honda Civic
- Which Exhaust Manifold Catalytic Converter is Best for a Jeep Wrangler?
- Best Exhaust Manifold Catalytic Converters for Hyundai Santa Fe Sport