2021-Up Chevrolet/ GMC Tahoe/ Yukon Suburban/ Yukon XL 5.3L Armor Lite Aluminized Steel 3 Inch Cat-Back Exhaust System Kit MBRPGet your Chevrolet GMC Tahoe Yukon, Suburban Yukon XL the MBRP S5061AL Cat Back Exhaust System. By making the switch to an MBRP exhaust system you can feel confident with your systems durability, performance and sound. Durability: Constructed from heavy gauged aluminized steel, our systems are fully sealed at the seams to help with rust resistance. Aluminized steel is optimal for mild and dry environments. Built to the same standards as our Armor Pro