Shop with Blessed Performance for the GM LB7 Injector Cup O-Ring for your 2001-2004 GM 6.6L LB7 Duramax diesel. There are (2) of these seals on each LB7 Injector Cup, both must be replaced to avoid coolant contamination. Sold individually.
Highlights:
- Sold Individually
- Genuine OE Replacement
- 2 Required Per Injector Cup