C8 Corvette Granatelli High Performance Spark Plug Wires - High Temp CTEK 3/4-inch hex size for installation

3/4-inch hex size for installation with the correct socket

Z06 and ZR1

Quad center-exit look with 4

and drilling templates for three underside holes

C8 Corvette Granatelli High Performance Spark Plug Wires - High Temp CTEK 3/4-inch hex size for installationC8 Corvette Granatelli High Temp Spark Plug Wires (20202026) The Granatelli High Temp Spark Plug Wires are a performance ignition upgrade for 20202026 C8 Corvette Stingray owners looking for stronger spark delivery, better heat protection, and a cleaner custom engine bay look. Built around Granatellis patented 0 ohm wire technology, this C8 Corvette spark plug wire set is designed for LT2 powered cars and is a strong choice for street driven