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Show your support with a Thoroughbred Diesel t-shirt, sweatshirt, or sticker decal.
Thoroughbred Sku #: GBR522-046 Manufacturer Sku #: 522-046
Year/Make/Model: {{year}} {{make.Name}} {{model.Name}} Edit
$30.95
2001 - 2004 Chevy Silverado 2500
2001 - 2004 Chevy Silverado 3500
2001 - 2004 GMC Sierra 2500
2001 - 2004 GMC Sierra 3500
Product Name: GB Remanufacturing Fuel Injector LB7 Sleeve - 2001-2004 GM Duramax Manufacturer: GB Remanufacturing Manufacturer Part #: 522-046 Thoroughbred Diesel Part #: GBR522-046 Fitment Notes: 2001-2004 GM Duramax
The injector sleeve provides sealing and cooling between the diesel fuel injector and cylinder head. Improper sealing can result in combustion gas and coolant leaks into the fuel system, which can result in engine misfire and injector failure. Replacing the sleeve at time of injector service or replacement ensures proper sealing, improving injector longevity.
GB Remanufacturing Fuel Injector LB7 Sleeve Features: