Vigor Diesel offers premium Duramax DPF delete kits designed specifically for the 6.6L GMC Sierra and Chevrolet Silverado pickup trucks. Each exhaust pipe is constructed from high-strength 409 stainless steel for exceptional durability. They are designed for demanding conditions, including off-road and racing. We also offer free shipping within the US and a 45-day return guarantee for a worry-free shopping experience. Order today for enhanced performance and longer-lasting durability!