Description:

: Made with high strength metal for maximum durability. Anti-corrosion, saving space and wear resistance, good performance and high stability.. Fit 2006-2010 for Chevrolet Silverado 2500HD 6.6L Diesel, 2006-2010 for GMC Sierra 2500HD 6.6L Diesel, 2006-2010 for Chevrolet Silverado 3500HD, 2006-2010 for GMC Sierra 3500HD, 2006-2007 for Chevrolet Silverado 3500, 2006-2007 for GMC Sierra 3500. Function: The preheater plug is a supplementary heater. If the external low temperature makes it difficult to start the engine cycle, then supplementary heating is needed.. Easy to install: Direct replace the aging or malfunction glow plug.. Package Includes: 8 x Diesel Heater Glow Plugs.