2016-2020 GMC Canyon – 2.8L L4 Duramax Turbo Diesel. 2016-2020 Chevrolet Colorado – 2.8L L4 Duramax Turbo Diesel. 5-Ply Reinforced Silicone Couplings. Designed to withstand the demands of daily driving, towing, and performance applications while maintaining dependable operation.