We ship from multiple warehouses across the country, so you get your part as soon as possible.
Free, one year (or more), unlimited mileage warranty. Covers everything; parts and shipping costs
We have reviewed over 1,000,000 fitments to guarantee an exact fit for your vehicle.
Return for any reason within 60 days for a full refund
Experts in auto parts since 1989-We are rated 4.9/5 by over 400,000 of our customers.
2018 Chevrolet Silverado 2500 HD Catalytic Converter EPA Approved
(MagnaFlow Exhaust Products Direct-Fit OEM GRADE Federal (Exc.CA) 51812 New MagnaFlow EPA Approved Direct Fit OEM Grade Catalytic Converter)
This is a MagnaFlow Exhaust Products Catalytic Converter EPA Approved (Note: New MagnaFlow EPA Approved Direct Fit OEM Grade Catalytic Converter). This Catalytic Converter EPA Approved is guaranteed to fit your 2018 Chevrolet Silverado 2500 HD . SKU number 45-46264 Z7
Keep the check engine light off with MagnaFlow OEM Grade Federal/EPA Compliant Direct-Fit Catalytic Converter 51812. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency.
Designed to fit the 2011-2019 Chevrolet Silverado 2500 HD, 2011-2019 GMC Sierra 2500 HD, and more, this direct-fit catalytic converter also interchanges with OE part 23424746. Hardware is included to eliminate the hassle of working with corroded factory parts. This replacement part is designed to meet or exceed Federal emissions requirements set forth by the EPA, complying with legal standards for OBDII Federally registered vehicles with California or Federal/EPA Emission systems.
Body Material - Stainless Steel; Overall Length - 63.875; Substrate Material - Ceramic; Air Tube Adaptable - No; Tube Material - Stainless Steel; Outlet Mounting Hardware Included - No; Air Tube Count - 0; Inlet Gasket Included - No; Type - Direct-Fit; Outlet Gasket Included - No; Heat Shield Material - Aluminized Steel; Heat Shield Attached - Yes; Universal Or Specific Fit - Specific; Grade Type - Regular; Body Type - Spun; Inlet Mounting Hardware Included - No; Finish - Stainless Steel; Hangers Included - Yes; Clamps Included - Yes; Outlet Type - Bolt-On; Inlet Type - Bolt-On; Sensor Port Count - 4; Oxygen Sensor Location - Pre and Post Converter
Specification | Description |
Part Type | Catalytic Converter EPA Approved |
SKU | 45-46264 Z7 |
Brand | MagnaFlow Exhaust Products |
Series | Direct-Fit OEM GRADE Federal (Exc.CA) |
Part Number | 51812 |
Type | New MagnaFlow EPA Approved Direct Fit OEM Grade Catalytic Converter |
Condition | New |
Fit Type | EXACT |
Warranty | FREE 5 Year Unlimited Mileage Warranty More Information |
Additional warranty options available.* View Options
5 Year
Unlimited Mileage Warranty
FREE
5 Year Extended Unlimited Mileage Warranty $226.35
Lifetime Unlimited Mileage Warranty $377.25
| |
Weight | 45 Pounds |
Box Dimensions |
Height: 11.50" Length: 45.75" Width: 19.00" |
UPC | 888563061283 |
2011 Chevrolet Silverado 2500 HD 6.0L - Crew Cab
2012 Chevrolet Silverado 2500 HD 6.0L - Crew Cab
2013 Chevrolet Silverado 2500 HD 6.0L - Crew Cab
Click Here for Full List
- 2011 Chevrolet Silverado 2500 HD 6.0L - Extended Cab
- 2012 Chevrolet Silverado 2500 HD 6.0L - Extended Cab
- 2013 Chevrolet Silverado 2500 HD 6.0L - Extended Cab
- 2011 Chevrolet Silverado 2500 HD 6.0L - Standard Cab
- 2012 Chevrolet Silverado 2500 HD 6.0L - Standard Cab
- 2013 Chevrolet Silverado 2500 HD 6.0L - Standard Cab
- 2014 Chevrolet Silverado 2500 HD 6.0L Eng.
- 2015 Chevrolet Silverado 2500 HD 6.0L Eng.
- 2016 Chevrolet Silverado 2500 HD 6.0L Eng.
- 2017 Chevrolet Silverado 2500 HD 6.0L Eng. - Crew Cab Pickup
- 2018 Chevrolet Silverado 2500 HD 6.0L Eng. - Crew Cab Pickup
- 2019 Chevrolet Silverado 2500 HD 6.0L Eng. - Crew Cab Pickup
- 2017 Chevrolet Silverado 2500 HD 6.0L Eng. - Extended Cab Pickup
- 2019 Chevrolet Silverado 2500 HD 6.0L Eng. - Extended Cab Pickup
- 2017 Chevrolet Silverado 2500 HD 6.0L Eng. - Standard Cab Pickup
- 2018 Chevrolet Silverado 2500 HD 6.0L Eng. - Standard Cab Pickup
- 2019 Chevrolet Silverado 2500 HD 6.0L Eng. - Standard Cab Pickup
- 2011 Chevrolet Silverado 2500 HD 6.0L Engine - Crew Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2012 Chevrolet Silverado 2500 HD 6.0L Engine - Crew Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2013 Chevrolet Silverado 2500 HD 6.0L Engine - Crew Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2014 Chevrolet Silverado 2500 HD 6.0L Engine - Crew Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2015 Chevrolet Silverado 2500 HD 6.0L Engine - Crew Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2016 Chevrolet Silverado 2500 HD 6.0L Engine - Crew Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2017 Chevrolet Silverado 2500 HD 6.0L Engine - Crew Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2018 Chevrolet Silverado 2500 HD 6.0L Engine - Crew Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2019 Chevrolet Silverado 2500 HD 6.0L Engine - Crew Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2011 Chevrolet Silverado 2500 HD 6.0L Engine - Extended Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2012 Chevrolet Silverado 2500 HD 6.0L Engine - Extended Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2013 Chevrolet Silverado 2500 HD 6.0L Engine - Extended Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2015 Chevrolet Silverado 2500 HD 6.0L Engine - Extended Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2016 Chevrolet Silverado 2500 HD 6.0L Engine - Extended Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2017 Chevrolet Silverado 2500 HD 6.0L Engine - Extended Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2018 Chevrolet Silverado 2500 HD 6.0L Engine - Extended Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2019 Chevrolet Silverado 2500 HD 6.0L Engine - Extended Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2011 Chevrolet Silverado 2500 HD 6.0L Engine - Standard Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2012 Chevrolet Silverado 2500 HD 6.0L Engine - Standard Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2013 Chevrolet Silverado 2500 HD 6.0L Engine - Standard Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2014 Chevrolet Silverado 2500 HD 6.0L Engine - Standard Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2015 Chevrolet Silverado 2500 HD 6.0L Engine - Standard Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2016 Chevrolet Silverado 2500 HD 6.0L Engine - Standard Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2017 Chevrolet Silverado 2500 HD 6.0L Engine - Standard Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2018 Chevrolet Silverado 2500 HD 6.0L Engine - Standard Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2019 Chevrolet Silverado 2500 HD 6.0L Engine - Standard Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2011 Chevrolet Silverado 3500 HD 6.0L - Crew Cab
- 2012 Chevrolet Silverado 3500 HD 6.0L - Crew Cab
- 2013 Chevrolet Silverado 3500 HD 6.0L - Crew Cab
- 2014 Chevrolet Silverado 3500 HD 6.0L - Crew Cab
- 2011 Chevrolet Silverado 3500 HD 6.0L - Extended Cab
- 2012 Chevrolet Silverado 3500 HD 6.0L - Extended Cab
- 2013 Chevrolet Silverado 3500 HD 6.0L - Extended Cab
- 2011 Chevrolet Silverado 3500 HD 6.0L - Standard Cab
- 2012 Chevrolet Silverado 3500 HD 6.0L - Standard Cab
- 2013 Chevrolet Silverado 3500 HD 6.0L - Standard Cab
- 2014 Chevrolet Silverado 3500 HD 6.0L - Standard Cab
- 2015 Chevrolet Silverado 3500 HD 6.0L Eng.
- 2016 Chevrolet Silverado 3500 HD 6.0L Eng.
- 2017 Chevrolet Silverado 3500 HD 6.0L Eng.
- 2018 Chevrolet Silverado 3500 HD 6.0L Eng.
- 2019 Chevrolet Silverado 3500 HD 6.0L Eng.
- 2011 Chevrolet Silverado 3500 HD 6.0L Engine - Crew Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2012 Chevrolet Silverado 3500 HD 6.0L Engine - Crew Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2013 Chevrolet Silverado 3500 HD 6.0L Engine - Crew Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2014 Chevrolet Silverado 3500 HD 6.0L Engine - Crew Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2011 Chevrolet Silverado 3500 HD 6.0L Engine - Extended Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2012 Chevrolet Silverado 3500 HD 6.0L Engine - Extended Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2013 Chevrolet Silverado 3500 HD 6.0L Engine - Extended Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2015 Chevrolet Silverado 3500 HD 6.0L Engine - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2016 Chevrolet Silverado 3500 HD 6.0L Engine - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2017 Chevrolet Silverado 3500 HD 6.0L Engine - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2018 Chevrolet Silverado 3500 HD 6.0L Engine - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2019 Chevrolet Silverado 3500 HD 6.0L Engine - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2011 Chevrolet Silverado 3500 HD 6.0L Engine - Standard Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2012 Chevrolet Silverado 3500 HD 6.0L Engine - Standard Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2013 Chevrolet Silverado 3500 HD 6.0L Engine - Standard Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2014 Chevrolet Silverado 3500 HD 6.0L Engine - Standard Cab Pickup - For Vehicles Originally Equipped w/ 3 Catalytic Converters
- 2011 GMC Sierra 2500 HD 6.0L - Crew Cab
- 2012 GMC Sierra 2500 HD 6.0L - Crew Cab
- 2013 GMC Sierra 2500 HD 6.0L - Crew Cab
- 2011 GMC Sierra 2500 HD 6.0L - Extended Cab
- 2012 GMC Sierra 2500 HD 6.0L - Extended Cab
- 2013 GMC Sierra 2500 HD 6.0L - Extended Cab
- 2011 GMC Sierra 2500 HD 6.0L - Standard Cab
- 2012 GMC Sierra 2500 HD 6.0L - Standard Cab
- 2013 GMC Sierra 2500 HD 6.0L - Standard Cab
- 2014 GMC Sierra 2500 HD 6.0L Eng.
- 2015 GMC Sierra 2500 HD 6.0L Eng.
- 2016 GMC Sierra 2500 HD 6.0L Eng.
- 2017 GMC Sierra 2500 HD 6.0L Eng.
- 2018 GMC Sierra 2500 HD 6.0L Eng.
- 2019 GMC Sierra 2500 HD 6.0L Eng.
- 2014 GMC Sierra 2500 HD 6.0L Engine
- 2015 GMC Sierra 2500 HD 6.0L Engine
- 2016 GMC Sierra 2500 HD 6.0L Engine
- 2017 GMC Sierra 2500 HD 6.0L Engine
- 2018 GMC Sierra 2500 HD 6.0L Engine
- 2019 GMC Sierra 2500 HD 6.0L Engine
- 2011 GMC Sierra 2500 HD 6.0L Engine - Crew Cab Pickup
- 2012 GMC Sierra 2500 HD 6.0L Engine - Crew Cab Pickup
- ...and more
Interchange Part Numbers