Exergy Performance Improved Stock CP4.2 Pump LML Duramax cold air intakes Unlike the factory springs

Unlike the factory springs

It does this with a filter-back layout that replaces your diesel truck’s stock exhaust system from the particulate filter on back

Universal — 2" tail pipe OD

com/exhaust-system-material-comparison">Click here for more information about choosing between different exhaust material options

Built from premium T304 stainless steel for max corrosion resistance

Exergy Performance Improved Stock CP4.2 Pump LML Duramax cold air intakes Unlike the factory springsExergy Performance 2011 2016 LML Duramax Improved Stock CP4. 2 Pump. Upgraded heavy duty FPRV Screen. No Core Charge. Exergy Performance 2011 2016 LML Duramax Improved Stock CP4. 2 Pump. Upgraded heavy duty FPRV Screen will not collapse in case of pump failure, saving the rest of the fuel system from contamination. No Core Charge.