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Thoroughbred Diesel has been your online performance headquarters since 2002. We know how to get the most performance out of your pickup truck and offer all of today's most popular diesel performance products.
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Thoroughbred Diesel offers OEM and diesel stock parts for your diesel pickup truck. At Thoroughbred Diesel, you can buy stock diesel replacement parts such as injectors, fuel pumps, ball joints, track bars, turbos, and more for your diesel truck.
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Thoroughbred Sku #: MAT12661059 Manufacturer Sku #: 12661059
Year/Make/Model: {{year}} {{make.Name}} {{model.Name}} Edit
$675.33
2011 - 2016 Chevy Silverado 2500
2011 - 2016 Chevy Silverado 3500
2011 - 2016 GMC Sierra 2500
2011 - 2016 GMC Sierra 3500
Product Name: Merchant Automotive CP4 Fuel Injection Pump Manufacturer: Merchant Automotive Manufacturer Part #: 12661059 Thoroughbred Diesel Part #: MAT12661059 Fitment Notes: 2011-2016 GM Duramax LML
Merchant Automotive's CP4 Fuel Injection Pump for 2011-2016 GM Duramax LML diesels. OEM Replacement CP4 Pump. Replace if yours is broke.
Merchant Automotive CP4 Fuel Injection Pump Features:
CP4 pumps have an issue with the cam lobes. The cam lobes will wear out over time causing a catastrophic failure.
LML’s do not have lift pumps, the system is under vacuum. The cp4 draws its own fuel from the tank.