2021-Up Chevrolet/ GMC Tahoe/ Yukon Suburban/ Yukon XL 5.3L Armor Pro T304 Stainless Steel 3 Inch Cat-Back Exhaust System Kit MBRPGet your Chevrolet GMC Tahoe Yukon, Suburban Yukon XL the MBRP S5061304 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 T304 stainless steel, our systems are rust resistant and built to last. T304 Stainless steel is optimal for harsh or mild environments, because stainless steel has a lower carbon content and higher amount