Diamond Eye 4" Aluminized DPF Back Exhaust 07.5-10 6.6L GM Duramax K4130A

Increase your fuel economy, power, and reduce EGT's all while staying emissions compliant with this DPF (Diesel Particulate Filter) back exhaust kit from Diamond Eye for your Duramax. Kit includes all of the necessary hangers and even a 5" polished stainless steel, vented exhaust tip!