Car Rear Air Conditioning A/C Block Off Kit with Dual Bolts for Chevy Suburban 2015-19 for Cadillac Escalade 2014-19 for GMC Yukon 2014-19. Features: Easy Installation, Cost-Effective Solution, Maintain Front AC Functionality, Enhanced Cooling Performance, and Vehicle Compatibility. Made of Aluminum Alloy, this kit is designed to block the rear air conditioner and is easy to install. High-quality machined fittings and sealing gaskets are included for both low- and high-pressure lines.