XDP Xpressor OER Series New GTP38 Replacement Turbocharger XD564Replace the failed or damaged turbo in your 1999 Ford 7. 3L Powerstroke (Early Model) with an XDP Xpressor OER Series New GTP38 Replacement Turbocharger XD564. Issues such as lack of lubrication, oil contamination, over speeding of the turbo, and excessive temperatures can slowly damage the turbo in your truck. Common symptoms of turbocharger failure can include a loss of power, decrease in fuel economy, increased oil consumption, excessive smoke,