XDP Xpressor OER Series Reman GT3788VA Replacement Turbocharger XD555The XDP Xpressor Turbo (Remanufactured Stock Replacement) XD555 is a direct fit replacement for the tired turbo in your 2007. 5 2010 GM 6. 6L Duramax LMM. Issues such as excessive temperatures, over speeding of the turbo, a lack of lubrication, oil contamination, or worn seals can slowly cause damage to the turbo in your Chevy or GMC truck. Common symptoms of turbocharger failure can include a significant loss of power, decreased fuel economy, noisy