Merchant 10306 Automotive Injector Cup O-Rings | 2001-2004 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LB7

GM 6.6L Duramax Merchant Automotive Injector Cup O-Rings Features: - Prevents coolant contamination - Provides a leak-free seal - Straightforward installation Injector Cup O-Rings for GM Duramax LB7 Replace the damaged injector cup O-rings in your 2001-2004 GM 6.6L Duramax to ensure no coolant contamination gets into the engine oil. Merchant Automotive offers a high-quality and affordable solution to prevent this contamination, so pick up these replacement O-Rings to ensure longevity of your truck's engine. These O-Rings are built to meet/exceed all OEM specifications, giving you unmatched reliability and more peace of mind each time you get behind the wheel. Vehicle Fitment: 2001, 2002, 2003, 2004 GM 6.6L Duramax