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OEM Part Number: 4C3Z8501AC | PW491
You must use our aluminum drivers with our doors
9 bolts and black oxide spacers which improve thermal durability to stand up to the heat and non-Zinc plated fasteners prevent zinc embrittlement
This imbalance
for the life of your engine
2015-2016 Duramax LML Titanium Signature Series 100GPH Lift Pump (TSC12100G) EcoDiesel 3.0L OEM Part Number: 4C3Z8501AC |2015 2016 Duramax LML Titanium Signature Series 100GPH Lift Pump (TSC12100G) A FASS Fuel Systems can be a beneficial upgrade for your GM Duramax LML diesel engine, this is because your Duramax doesnt come with a factory System like other diesels. This requires your CP4 injection System to pull your fuel under a vacuum, adding additional stress to your CP4 System and risk introduce additional air into your fuel. This is where a Titanium FASS Fuel