Fleece Performance Add to Cart Fleece Performance 11-16 GM 2500/3500 6.6L Duramax Replacement High Pressure Fuel Line for CP3 Conv. - FPE-FL-LML-CP3-HP MSRP: Was: Now: $179.99 Fleece Performance 11-16 GM 2500/3500 6.6L Duramax Replacement High Pressure Fuel Line for CP3 Conv.