NGK TR5 Laser Iridium Spark Plugs for 97-13 Corvette (0.035" gap, stock heat range)
Set of 8 Spark Plugs, Two Boxes of Four Plugs Included
We recommends NGK brand spark plugs for all of their high performance engines. NGK performance copper spark plugs are available in a variety of heat ranges for your specific application. These plugs typically result in quicker throttle response and an overall smoother running engine.
Laser Iridium® spark plugs provide superior ignitability and long service life. Smallest tip diameter available Iridium / Platinum surfaces ensure slow wear rate providing stable idle, superior anti fouling, improved fuel efficiency and lower emissions
Laser welded Iridium center electrode tip Platinum disc welded to backside of ground electrode provides long life Trivalent Metal Plating for superior anti-corrosion and anti-seizing Faster starts and quicker acceleration Better fuel economy and lower emissions Best OEM Iridium spark plug available Original Equipment Manufacturer approved design |