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ThunderMax 309-313 ECM Kit for 1999–2001 Magneti Marelli EFI Models
For 1999–2001 Harley-Davidson® motorcycles equipped with Magneti Marelli electronic fuel injection. Check your EFI system before ordering: The 309-313 works exclusively with Magneti Marelli EFI. It will not function on motorcycles converted to Delphi EFI. For Delphi-conve