Stage 2 Ignition Kit - 2014-2021 GM CARS/TRUCK LT Gen V - ROUND Coils / Iridium Spark Plugs / Universal Ceramic 500 Ohm TRANSPARENT YELLOW Plug Wires w/Black Boots 500°F Spark Duration: 3

Spark Duration: 3

Coil Shape: Square

1999-2007 GM SUV/TRUCK V8

Diameter (mm): 12mm

2017-2021 GMC Yukon XL 5

Stage 2 Ignition Kit - 2014-2021 GM CARS/TRUCK LT Gen V - ROUND Coils / Iridium Spark Plugs / Universal Ceramic 500 Ohm TRANSPARENT YELLOW Plug Wires w/Black Boots 500°F Spark Duration: 3Dragon Fire Performance Stage 2 Ignition Kit, 2014 2021 GM CARS TRUCKS LT Gen V V8 OVERVIEW UNIVERSAL CERAMIC STREET SERIES SPARK PLUG WIRES Brand: Dragon Fire Performance Assembled: Yes Terminal Ends: LS Coil pack Coil Boot Ends: 45 135 degree Coil Boot Color: Black Coil Boot Material: Silicone Spark Plug Boot Ends: 45 135 degree Spark Plug Boot Color: Black Spark Plug Boot Material: Ceramic Wire Color: Transparent Yellow Diameter (mm): 8. 5mm RFI