GMC Terrain Catalytic Converter - Rear - Magnaflow - OEM Grade Direct-Fit - `10-`17
GMC Terrain Catalytic Converter - Rear - Magnaflow - OEM Grade Direct-Fit - `10-`17

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GMC Terrain Catalytic Converter - Rear - Magnaflow - OEM Grade Direct-Fit - `10-`17. This MagnaFlow OEM-grade rear catalytic converter is a direct-fit replacement designed for 2010–2017 GMC Terrain models to restore emissions performance and help keep the check engine light from returning.
Built to OEM geometry using state-of-the-art metrology and mandrel-bent tubing, this unit delivers reliable exhaust flow and long-lasting corrosion resistance. The converter is Federal/EPA compliant for OBDII federally registered vehicles and comes ready for a bolt-on installation with included gaskets and hardware—no cutting or welding required. It is engineered to match OE fit and function and interchanges with OE part 25970320 (MagnaFlow PN 51804).
Features
- OEM-grade direct-fit design for 2010–2017 GMC Terrain
- Mandrel-bent tubing to minimize flow restrictions
- High-strength stainless steel construction with robust welds
- Includes gaskets and hardware for simplified installation
- Federal/EPA compliant for OBDII federally registered vehicles
This converter is a practical choice for enthusiasts maintaining factory performance and emissions compliance. Note: some catalytic converter models are not legal for sale or installation in California, Colorado or New York—please confirm local regulations before purchasing. If you have questions about fitment, compatibility, or legality, call us directly.
We have two installation and customization shops in Austin, Texas and the Los Angeles, California area. Call us: 512-982-9393 (TX), 562-981-6800 (CA). If you’re considering multiple items, contact us for possible shipping discounts. We install on premises at both locations.
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

















































