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Looking for aftermarket parts to modify or upgrade your 2000 GMC C3500 with spark plugs? At Tunersports.com we carry a huge selection of the top name brand performance spark plug parts and accessories.
 OUT OF STOCK 5599NGK Laser Iridium plugs were designed specifically for the performance enthusiast. Fine wire center electrode ensures high durability and a consistently stable spark. Iridium alloy has an extremely high melting point, perfect for today's high-tech, high-performance engines.... NGK Laser Iridium Spark Plug Box of 4 (ITR4A15) 1996-2000 GMC C3500 Sierra SL / Sierra SLE / Sierra SLT $58.38 |