XDP WRINKLE BLACK GEAR REDUCTION STARTER XD256 You can rely on the XDP Wrinkle Black Gear Reduction Starter XD256 to get your 2008-2010 Ford 6.4L Powerstroke running in the most extreme environments. XDPs Gear Reduction Starters are faster,... MSRP: Was: Now: $285.95 Add to Cart The item has been added