Best Seller | NGK Laser Platinum Spark Plug PFR6T-10G (8 Pack) for JEEP GRAND CHEROKEE SPORT 2002-2002 4.7L/285 These double platinum NGK laser platinum spark plugs feature laser-welded technology. Lasers are used to pinpoint precision welds reducing excess debris. The reduction of debris decreases the required voltage to bridge the spark gap. Platinum disks... more | | $98.43 FREE shipping go to store |