Parts & Accessories Spare parts Peace be upon you I have a Sierra, Silverado, Tahoe, Yukon catback for 2007-2013, it fits the original cut. Abu Saleh Store 304 Stainless Steel The catback is musical, it gives you sound when you step on the gas, and if you keep it quiet, you won't hear it. I installed it in the last ten days of Ramadan and it's still installed, but most of the time the car is parked. It comes with its control unit on the battery and two remotes. The new one is 2700 without delivery.