Looking for aftermarket parts to modify or upgrade your 2003 GMC Sierra 2500 HD with spark plug wire sets? At Tunersports.com we carry a huge selection of the top name brand performance spark plug wire set parts and accessories.

IN STOCK - LOW 22715The Edelbrock #22715 Max-Fire Ultra-Spark 50 Performance's Spark plug wires are manufactured from highest quality materials to help deliver maximum voltage ensuring the ultimate performance. These wires have an extremely high EMI/RFI suppression along with a very low resistance to help deliver the m... Edelbrock Spark Plug Wire Set Ls Kit w/ Metal Sleeves 99-15 50 Ohm Resistance Red Wire (Set of 8) 2001-2007 GMC Sierra 2500 HD SLE / SLT 2002-2005 GMC Sierra 2500 HD Base 2003-2007 GMC Sierra 2500 HD WT $110.95 |
IN STOCK 22716The Edelbrock #22716 Max-Fire Ultra-Spark 50 Performance's Spark plug wires are manufactured from highest quality materials to help deliver maximum voltage ensuring the ultimate performance. These wires have an extremely high EMI/RFI suppression along with a very low resistance to help deliver the m... Edelbrock Spark Plug Wire Set LS Truck w/ Metal Sleeves 99-15 50 Ohm Resistance Red Wire (Set of 8) 2001-2007 GMC Sierra 2500 HD SLE / SLT 2002-2005 GMC Sierra 2500 HD Base 2003-2007 GMC Sierra 2500 HD WT $111.09 |

IN STOCK - LOW 51033NGK ultra-low resistance mag core wire sets provide outstanding performance and durability. High-temp premium silicone outer jacket and inner EPDM/silicone insulation contain high voltage currents for excellent dielectric strength. Stainless steel winding over premium ferrite magnetic core delivers ... NGK Cadillac Escalade 2006-2002 Spark Plug Wire Set 2001-2006 GMC Sierra 2500 HD SLE / SLT 2002-2005 GMC Sierra 2500 HD Base 2003-2006 GMC Sierra 2500 HD WT $78.42 |
OUT OF STOCK 51430NGK ultra-low resistance mag core wire sets provide outstanding performance and durability. High-temp premium silicone outer jacket and inner EPDM/silicone insulation contain high voltage currents for excellent dielectric strength. Stainless steel winding over premium ferrite magnetic core delivers ... NGK Cadillac Escalade 2006-2002 Spark Plug Wire Set 2001-2006 GMC Sierra 2500 HD SLE / SLT 2002-2005 GMC Sierra 2500 HD Base 2003-2006 GMC Sierra 2500 HD WT $78.42 |
OUT OF STOCK 51438NGK ultra-low resistance mag core wire sets provide outstanding performance and durability. High-temp premium silicone outer jacket and inner EPDM/silicone insulation contain high voltage currents for excellent dielectric strength. Stainless steel winding over premium ferrite magnetic core delivers ... NGK Chevrolet Avalanche 2500 2006-2003 Spark Plug Wire Set 2003-2005 GMC Sierra 2500 HD Base 2003-2006 GMC Sierra 2500 HD SLE / SLT / WT $86.50 |