Find all of the Manual Transmission Components, parts, and accessories you'll need to get your 2006-2007 Chevy/GMC 6.6L LLY/LBZ Duramax back in working order. Manual Transmission Components such as shift extensions, shift knob, and gear shifter boots are available. High-quality Manual Transmission Components are available from leading brands, including Performance Accessories and Dorman. Manual Transmission Components, components, and accessories are available at XDP to help you restore the operation of your 2006-2007 Chevy/GMC 6.6L LLY/LBZ Duramax.