Parts Department
May 17, 2022
2 minutes
1. HOLLEY EFI SMART COILS FOR COYOTE/GEN III HEMIS
hese Holley EFI Smart Coils are a bolt-in ignition upgrade for your late-model Hemi or Coyote engine. The difference over stock is they produce more spark energy while consuming less power without sacrificing voltage output. This
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