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FAST XR Series ignition coil set for GM LS engines covers late‑1990s to mid‑2000s LS1/LS6 and Medium Duty 7.4/8.1 applications and is supplied as a set of eight. The XR coils are built with ultra‑pure copper alloy windings, tested to high RPM and power levels, and the XR Series is specified to deliver a measurable energy increase over stock coils to aid ignition strength in LS engine applications.
FAST XR Ignition Coil Set for 98-01 LS1/LS6/7.4/8.1 - Set of 8
