Mahle OE GM 6.6L Duramax 06-09 LMM LBZ Vin 26D .010 Right Bank Only Piston Set (Set of 4) Engine Components~Piston Sets - Diesel or if the water pump

or if the water pump is already off the truck you can measure the impeller

and dual CP3 pumps

Metric straight thread to AN fittings and hose are included to replace the aforementioned hard lines and plumb those returns to the regulated return distribution block

1999 Ford F-350 Super Duty Lariat

The XDP Performance Valve Spring feature a conical design for better valve control than a standard straight spring

Mahle OE GM 6.6L Duramax 06-09 LMM LBZ Vin 26D .010 Right Bank Only Piston Set (Set of 4) Engine Components~Piston Sets - Diesel or if the water pumpMAHLE Original pistons are OE quality and have the same great OE features such as compensated ring grooves to assure proper ring loading and oil control, as well as expansion controlled designs for small fitting clearances to reduce engine noise, wear, emissions, and improve oil control. Fitment: 2006 Chevrolet Express 2500 Base 2006 Chevrolet Express 2500 LS 2006 Chevrolet Express 2500 LT 2006 Chevrolet Express 3500 Base 2006 Chevrolet Silverado 2500