MagnaFlow OEM Grade universal catalytic converter (51049) for Chevrolet Silverado 1500 / GMC/Cadillac (2011-2020). It has a 3in inlet and outlet. Stainless steel construction with a ceramic substrate for corrosion resistance and long service life. Federal/EPA compliant (not CARB; not legal in CA, CO or NY). Universal design — cutting and welding required to install.
| Type | Universal catalytic converter (OEM Grade) |
| Compliance | Federal/EPA compliant (not CARB; not legal in CA, CO or NY) |
| Material | Stainless steel, ceramic substrate |
| Inlet / Outlet | 3in / 3in |
| Connection | Pipe / weld-on (universal) |
| Quantity | 1 |
| Part Number | 51049 |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2020 | Cadillac | Escalade | Base |
| 2015-2020 | Cadillac | Escalade | Luxury |
| 2015-2020 | Cadillac | Escalade | Platinum |
| 2015-2016 | Cadillac | Escalade | Premium |
| 2017-2020 | Cadillac | Escalade | Premium Luxury |
| 2015-2020 | Cadillac | Escalade ESV | Base |
| 2015-2020 | Cadillac | Escalade ESV | Luxury |
| 2015-2020 | Cadillac | Escalade ESV | Platinum |
| 2015-2016 | Cadillac | Escalade ESV | Premium |
| 2017-2020 | Cadillac | Escalade ESV | Premium Luxury |
| 2016-2018 | Chevrolet | Silverado 1500 | Custom |
| 2020 | Chevrolet | Silverado 1500 | Custom Trail Boss |
| 2014-2020 | Chevrolet | Silverado 1500 | High Country |
| 2015-2018 | Chevrolet | Silverado 1500 | LS |
| 2014-2018 | Chevrolet | Silverado 1500 | LT |
| 2020 | Chevrolet | Silverado 1500 | LT Trail Boss |
| 2014-2020 | Chevrolet | Silverado 1500 | LTZ |
| 2020 | Chevrolet | Silverado 1500 | RST |
| 2015-2018 | Chevrolet | Silverado 1500 | SSV |
| 2014-2018 | Chevrolet | Silverado 1500 | WT |
| 2015-2019 | Chevrolet | Silverado 2500 HD | High Country |
| 2011-2019 | Chevrolet | Silverado 2500 HD | LT |
| 2011-2019 | Chevrolet | Silverado 2500 HD | LTZ |
| 2011-2019 | Chevrolet | Silverado 2500 HD | WT |
| 2015-2019 | Chevrolet | Silverado 3500 HD | High Country |
| 2011-2019 | Chevrolet | Silverado 3500 HD | LT |
| 2011-2019 | Chevrolet | Silverado 3500 HD | LTZ |
| 2011-2019 | Chevrolet | Silverado 3500 HD | WT |
| 2015-2020 | Chevrolet | Suburban | LS |
| 2015-2020 | Chevrolet | Suburban | LT |
| 2015-2016 | Chevrolet | Suburban | LTZ |
| 2017-2020 | Chevrolet | Suburban | Premier |
| 2015-2020 | Chevrolet | Tahoe | LS |
| 2015-2020 | Chevrolet | Tahoe | LT |
| 2015-2016 | Chevrolet | Tahoe | LTZ |
| 2015-2020 | Chevrolet | Tahoe | PPV |
| 2017-2020 | Chevrolet | Tahoe | Premier |
| 2015-2020 | Chevrolet | Tahoe | SSV |
| 2019-2020 | GMC | Sierra 1500 | AT4 |
| 2014-2018 | GMC | Sierra 1500 | Base |
| 2014-2020 | GMC | Sierra 1500 | Denali |
| 2014-2018 | GMC | Sierra 1500 | SLE |
| 2014-2020 | GMC | Sierra 1500 | SLT |
| 2015-2019 | GMC | Sierra 2500 HD | Base |
| 2011-2019 | GMC | Sierra 2500 HD | Denali |
| 2011-2019 | GMC | Sierra 2500 HD | SLE |
| 2011-2019 | GMC | Sierra 2500 HD | SLT |
| 2011-2014 | GMC | Sierra 2500 HD | WT |
| 2015-2019 | GMC | Sierra 3500 HD | Base |
| 2011-2019 | GMC | Sierra 3500 HD | Denali |
| 2011-2019 | GMC | Sierra 3500 HD | SLE |
| 2011-2019 | GMC | Sierra 3500 HD | SLT |
| 2011-2014 | GMC | Sierra 3500 HD | WT |
| 2015-2020 | GMC | Yukon | Denali |
| 2015-2020 | GMC | Yukon | SLE |
| 2015-2020 | GMC | Yukon | SLT |
| 2015-2020 | GMC | Yukon XL | Denali |
| 2015-2020 | GMC | Yukon XL | SLE |
| 2015-2020 | GMC | Yukon XL | SLT |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
