i have a dual exhaust system for a duramax ccsb. the kit has only been on for 2 months and its in great shape. 6 inch tips on it right now. I also have a brand new muffler that can go with it to. Make me some offers. thanks email me at catracer218@hotmail.com or call me at 1920-765-1615
mbrp dual exhaust for a ccsb duramax
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