Diamond Eye 5" DPF Back Exhaust 11-15 LML 6.6L GM Duramax BAJA-491003 A calibrated boost tube orifice

A calibrated boost tube orifice is included to improve turbo performance

allows the transmission to handle approximately 85 more horsepower and 120 foot pounds of torque over the power level at which the stock Allison will typically enter into "Fail Safe" mode

not dangling from it

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Diamond Eye 5" DPF Back Exhaust 11-15 LML 6.6L GM Duramax BAJA-491003 A calibrated boost tube orificeIncrease 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 6" polished stainless steel, vented exhaust tip!