GMC SIERRA 3500 HD Summit Racing Spark Plug Wire Sets

Spark Plug Wires, 86 Series, 8mm, 300 Ohm, Red, 9" Leads, OEM Spark Plug Boots That Accept Heat Shields, LS, V8, Set

Part Number: SUM-867828R

4.44 out of 5 stars ( 99 )

Estimated Ship Date: Monday 10/27/2025

Spark Plug Wires, 86 Series, 8mm, 300 Ohm, Blue, 12" Leads, OEM Spark Plug Boots That Accept Heat Shields, LS, V8, Set

Part Number: SUM-867830

4.83 out of 5 stars ( 35 )

Estimated Ship Date: Monday 10/27/2025

Spark Plug Wires, 86 Series, 8mm, 300 Ohm, Blue, 9" Leads, OEM Spark Plug Boots That Accept Heat Shields, LS, V8, Set

Part Number: SUM-867828

4.14 out of 5 stars ( 14 )

Estimated Ship Date: Monday 10/27/2025