FAST XFI Fuel Injector Harnesses feature clearly labeled Weather Pack connectors and plug into FAST XFI Main Harnesses to designate your engines specific firing order. Injector Harness Part Number 301202: Minitimer Injector Connectors with Firing Order 1-8-7-2-6-5-4-3 - works with: GM Gen III Engines (LS1, LS6) *All harnesses will also work with the original "Classic" FAST Electronic Fuel Injection.
WARNING: This product contains chemicals known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.