+3 13.2mm Turbo Vanes for 6.6l Duramax LBZ Chevy GMC & 6.0l Ford Powerstroke KB-13.2MM-VANES $66.95 In stock Quantity: 1 Add to Bag Product Details Nine 13.2mm Vanes for 6.6l Duramax Chevy GMC & 6.0l Ford Powerstroke GT37V Turbos. Fits: Ford Powerstroke 6.0L GT3782VA 2004 - 2007 Chevy/GMC Duramax 6.6L GT3788VA LBZ 2006 + 2007 Classic Note: 2005 6.6l LLY turbos require 15mm vanes. 2006 (+07 Classic) LBZ turbos require 13.2mm vanes. 2007-2010 LMM turbos require 12.2mm vanes. 2011-2016 LML turbos & 6.7l PSD require 11.2mm vanes. Save this product for later Favorite