XR Series ignition coil set for '97-'05 GM LS1/LS6 and Medium Duty 7.4/8.1 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.
Designed for all popular generations of GM LS engines, the FAST XR Series
FAST XR Ignition Coil Set for 98-01 LS1/LS6/7.4/8.1 - Set of 8
XR Coil Set for LS1, LS6 and 7.4/8.1 ('98-'01)
XR Coil Set LS1, LS6, 7.4/8.1 ('98-'01)
XR Coil Set LS1/LS6
Ignition Coil Kit
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