This turbocharger unison ring is designed to match the fit and function of the original ring on specified vehicles, and is engineered for durability and reliable performance. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Chevrolet C4500 Kodiak: 2006, 2007] - [Chevrolet C5500 Kodiak: 2006, 2007] - [Chevrolet Express 2500: 2006, 2007] - [Chevrolet Express 3500: 2006, 2007] - [Chevrolet Silverado 2500 HD Classic: 2007] - [Chevrolet Silverado 2500 HD: 2006] - [Chevrolet Silverado 3500 Classic: 2007] - [Chevrolet Silverado 3500: 2006] - [Ford E-350 Club Wagon: 2005] - [Ford E-350 Super Duty: 2005, 2006, 2007, 2008, 2009, 2010] - [Ford E-450 Super Duty: 2005, 2006, 2007, 2008, 2009, 2010] - [Ford Excursion: 2005] - [Ford F-250 Super Duty: 2005, 2006, 2007] - [Ford F-350 Super Duty: 2005, 2006, 2007] - [Ford F-450 Super Duty: 2005, 2006, 2007] - [Ford F-550 Super Duty: 2005, 2006, 2007] - [GMC C4500 Topkick: 2006, 2007] - [GMC C5500 Topkick: 2006, 2007] - [GMC Savana 2500: 2006, 2007] - [GMC Savana 3500: 2006, 2007] - [GMC Sierra 2500 HD Classic: 2007] - [GMC Sierra 2500 HD: 2006] - [GMC Sierra 3500 Classic: 2007] - [GMC Sierra 3500: 2006]