2001-2004 GM 6.6L DURAMAX LB7
The GM 97188733 LB7 Fuel Return Line for your 2001-2004 GM 6.6L Duramax is a direct replacement for your OE return line. Sold individually. 2 needed per engine for...
2001-2004 GM 6.6L DURAMAX LB7
The GM 97728979 Fuel Pressure Regulator is a direct replacement for the factory regulator in your 2001-2004 GM 6.6L Duramax. This factory replacement is built to...
2001-2004 GM 6.6L DURAMAX LB7
The GM 97188463 LB7 Injector Cup is a direct replacement for your 2001-2004 GM 6.6L Duramax LB7. Damaged or cracked injector cups can cause leaks leading to engine...