Wehrli 99-23 GM Billet Coolant Heater Core Firewall Fitting
Regular price
$54.83
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Ready to install and hit the road!
All parts come with the essentials you need for a smooth fit and clear instructions. From performance upgrades to custom styling, unbox and get your ride ready with confidence!
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The factory plastic GM Coolant Heater Core Firewall Fitting is a common failure point on Duramax trucks and other GM vehicles. Our made in the USA, billet aluminum direct-fit replacement is more resistant to heat and vibration. Prevent leaks with this easy to install upgrade. Replaces GM/AC Delco Part Number 15032062
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2005 | Cadillac | Escalade | Base |
| 2002-2005 | Chevrolet | Avalanche 1500 | Base |
| 2005 | Chevrolet | Avalanche 1500 | LS |
| 2005 | Chevrolet | Avalanche 1500 | LT |
| 2002-2003 | Chevrolet | Avalanche 1500 | North Face |
| 2002-2003 | Chevrolet | Avalanche 1500 | On Road Edition |
| 2003 | Chevrolet | Avalanche 1500 | WBH |
| 2004-2005 | Chevrolet | Avalanche 1500 | Z66 |
| 2002-2005 | Chevrolet | Avalanche 1500 | Z71 |
| 2002-2004 | Chevrolet | Avalanche 2500 | Base |
| 2005 | Chevrolet | Avalanche 2500 | LS |
| 2005 | Chevrolet | Avalanche 2500 | LT |
| 2007-2010 | Chevrolet | Express 1500 | Base |
| 2007-2010 | Chevrolet | Express 1500 | LS |
| 2007-2010 | Chevrolet | Express 1500 | LT |
| 2007-2010 | Chevrolet | Express 2500 | Base |
| 2007-2010 | Chevrolet | Express 2500 | LS |
| 2007-2010 | Chevrolet | Express 2500 | LT |
| 2007-2010 | Chevrolet | Express 3500 | Base |
| 2007-2010 | Chevrolet | Express 3500 | LS |
| 2007-2010 | Chevrolet | Express 3500 | LT |
| 1999-2005 | Chevrolet | Silverado 1500 | Base |
| 2004-2006,2009-2013 | Chevrolet | Silverado 1500 | Hybrid |
| 1999-2013 | Chevrolet | Silverado 1500 | LS |
| 1999-2013 | Chevrolet | Silverado 1500 | LT |
| 2007-2013 | Chevrolet | Silverado 1500 | LTZ |
| 2003-2006 | Chevrolet | Silverado 1500 | SS |
| 2002-2013 | Chevrolet | Silverado 1500 | WT |
| 2010-2013 | Chevrolet | Silverado 1500 | XFE |
| 2004-2005 | Chevrolet | Silverado 1500 | Z71 Off-Road |
| 2000-2004 | Chevrolet | Silverado 2500 | Base |
| 2000-2004 | Chevrolet | Silverado 2500 | LS |
| 2000-2004 | Chevrolet | Silverado 2500 | LT |
| 2004 | Chevrolet | Silverado 2500 | WT |
| 2001-2005 | Chevrolet | Silverado 2500 HD | Base |
| 2021-2023 | Chevrolet | Silverado 2500 HD | Custom |
| 2015-2023 | Chevrolet | Silverado 2500 HD | High Country |
| 2001-2006 | Chevrolet | Silverado 2500 HD | LS |
| 2001-2023 | Chevrolet | Silverado 2500 HD | LT |
| 2007-2023 | Chevrolet | Silverado 2500 HD | LTZ |
| 2003-2023 | Chevrolet | Silverado 2500 HD | WT |
| 2007 | Chevrolet | Silverado 2500 HD Classic | LS |
| 2007 | Chevrolet | Silverado 2500 HD Classic | LT |
| 2007 | Chevrolet | Silverado 2500 HD Classic | WT |
| 2001-2005 | Chevrolet | Silverado 3500 | Base |
| 2001-2006 | Chevrolet | Silverado 3500 | LS |
| 2001-2006 | Chevrolet | Silverado 3500 | LT |
| 2004,2006 | Chevrolet | Silverado 3500 | WT |
| 2007 | Chevrolet | Silverado 3500 Classic | LS |
| 2007 | Chevrolet | Silverado 3500 Classic | LT |
| 2007 | Chevrolet | Silverado 3500 Classic | WT |
| 2015-2023 | Chevrolet | Silverado 3500 HD | High Country |
| 2007-2023 | Chevrolet | Silverado 3500 HD | LT |
| 2007-2023 | Chevrolet | Silverado 3500 HD | LTZ |
| 2007-2023 | Chevrolet | Silverado 3500 HD | WT |
| 2000-2001 | Chevrolet | Suburban 1500 | Base |
| 2000-2005 | Chevrolet | Suburban 1500 | LS |
| 2000-2005 | Chevrolet | Suburban 1500 | LT |
| 2002-2005 | Chevrolet | Suburban 1500 | Z71 |
| 2000-2001 | Chevrolet | Suburban 2500 | Base |
| 2000-2005 | Chevrolet | Suburban 2500 | LS |
| 2000-2005 | Chevrolet | Suburban 2500 | LT |
| 2000-2001 | Chevrolet | Tahoe | Base |
| 2000 | Chevrolet | Tahoe | Limited |
| 2000-2004 | Chevrolet | Tahoe | LS |
| 2000-2004 | Chevrolet | Tahoe | LT |
| 2000,2002-2004 | Chevrolet | Tahoe | Z71 |
| 2007-2010 | GMC | Savana 1500 | Base |
| 2007-2010 | GMC | Savana 1500 | LS |
| 2007-2010 | GMC | Savana 1500 | LT |
| 2007-2010 | GMC | Savana 2500 | Base |
| 2007-2010 | GMC | Savana 2500 | LS |
| 2007-2010 | GMC | Savana 2500 | LT |
| 2007-2010 | GMC | Savana 3500 | Base |
| 2007-2010 | GMC | Savana 3500 | LS |
| 2007-2010 | GMC | Savana 3500 | LT |
| 2002-2005 | GMC | Sierra 1500 | Base |
| 2001 | GMC | Sierra 1500 | C3 |
| 2002-2013 | GMC | Sierra 1500 | Denali |
| 2002 | GMC | Sierra 1500 | HT |
| 2005-2006,2009-2013 | GMC | Sierra 1500 | Hybrid |
| 1999-2003,2006-2013 | GMC | Sierra 1500 | SL |
| 1999-2013 | GMC | Sierra 1500 | SLE |
| 1999-2013 | GMC | Sierra 1500 | SLT |
| 2002-2013 | GMC | Sierra 1500 | WT |
| 2010-2013 | GMC | Sierra 1500 | XFE |
| 2020-2023 | GMC | Sierra 2500 HD | AT4 |
| 2002-2005,2015-2021 | GMC | Sierra 2500 HD | Base |
| 2011-2023 | GMC | Sierra 2500 HD | Denali |
| 2022-2023 | GMC | Sierra 2500 HD | Pro |
| 2001-2002,2006 | GMC | Sierra 2500 HD | SL |
| 2001-2023 | GMC | Sierra 2500 HD | SLE |
| 2001-2023 | GMC | Sierra 2500 HD | SLT |
| 2003-2014 | GMC | Sierra 2500 HD | WT |
| 2007 | GMC | Sierra 2500 HD Classic | SL |
| 2007 | GMC | Sierra 2500 HD Classic | SLE |
| 2007 | GMC | Sierra 2500 HD Classic | SLT |
| 2007 | GMC | Sierra 2500 HD Classic | WT |
| 2002-2005 | GMC | Sierra 3500 | Base |
| 2001-2002,2006 | GMC | Sierra 3500 | SL |
| 2001-2006 | GMC | Sierra 3500 | SLE |
| 2001-2006 | GMC | Sierra 3500 | SLT |
| 2004-2006 | GMC | Sierra 3500 | WT |
| 2007 | GMC | Sierra 3500 Classic | SL |
| 2007 | GMC | Sierra 3500 Classic | SLE |
| 2007 | GMC | Sierra 3500 Classic | SLT |
| 2007 | GMC | Sierra 3500 Classic | WT |
| 2020-2023 | GMC | Sierra 3500 HD | AT4 |
| 2015-2021 | GMC | Sierra 3500 HD | Base |
| 2011-2023 | GMC | Sierra 3500 HD | Denali |
| 2022-2023 | GMC | Sierra 3500 HD | Pro |
| 2007-2023 | GMC | Sierra 3500 HD | SLE |
| 2007-2023 | GMC | Sierra 3500 HD | SLT |
| 2007-2014 | GMC | Sierra 3500 HD | WT |
| 2000-2005 | GMC | Yukon | Denali |
| 2000-2005 | GMC | Yukon | SLE |
| 2000-2005 | GMC | Yukon | SLT |
| 2003-2009 | Hummer | H2 | Base |
