High-quality auto repair spark plugs with high-performance electrode tips.High melting point, reducing consumption and emissions.Generate electric sparks to help the engine work and improve engine performance.Special electrode material, workmanship, long life.Product name: heater glow plugType: IgnitionSub-type spark: glow plugFitment:For 2006-2010 Silverado 2500hd 6.6l For 2006-2010 2500hd 6.6l For 2006-2010 Silverado 3500hdFor 2006-2010 3500hdFor 2006-2007 Silverado 3500For 2006-2007 3500Replacement Part Number: 97364968, 8-97364968, DRX00057, GP1253, 97326305,100, 226, 017, 61G, GP110Material: Metalcolour: As shownPackage Contents:8 x Glow PlugOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.