2006-2010 GM 6.6L Duramax Fuel Block solid Using a heavy gauge steel

Using a heavy gauge steel crimp strip instead of aluminum like the factory is another construction method used to make the Xtra Cool Radiators last

For Standard Output Alternators Use Part Number XD421

The OEM PF26 filter comes up short with only 259 square inches of 25-micron filtration capability

Lift In-Line Error Proofing Incorporated In Assembly Process

5-2022 Dodge 5

2006-2010 GM 6.6L Duramax Fuel Block solid Using a heavy gauge steelConstructed with high strength alloy steel to withstand extreme high fuel pressures, and chrome plated for corrosion resistance. Helps maintain fuel rail pressure in ALL conditions.