FAST XR Ignition Coil Set for GEN3 4.8/5.3/6.0L LS Truck Engines - Set of 8

XR Series ignition coil set for '99-'07 GM 4.8, 5.3 and 6.0 trucks provides up to 15-20% more energy over stock ignition coils.Built from ultra-pure copper alloy windings, our coils have been tested to 8,000+ RPM and 1,500 HP.
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