Holley Dominator ECU Connector Kits

Prowireusa stocks the full range of Holley ECU connectors, and whether you are running a Dominator ECU or a Terminator X ECU, we have you covered.

Holley Connector
 Nbr.
Holley 
Kit Part Nbr.
Prowireusa Kit Part Number
Prowireusa Backshells
Stamped Contacts
Solid Contacts 
Billet
Plastic
J1A570-34334POS-KIT26POS-N34POS-BSSSB-34BS-PA66
J1B 570-34426POS-KIT34POS-N26POS-BSSSB-26BS-PA66
J2A 570-345681106812634POS-BSSSB-34BS-PA66
J2B 570-346681096812826POS-BSSSB-34BS-PA66
J3570-347681086812926POS-BSSSB-26BS-PA66
J4570-348682156813026POS-BSSSB-26BS-PA66
J2A,J2B
J3,J4
558-408 
34POS-BS
26POS-BS
SSB-34BS-PA66
SSB-26BS-PA66
J1A,J1B558-448M800-KIT
M800-KIT-22GA
M800-KIT-N34POS-BS
26POS-BS
SSB-34BS-PA66
SSB-26BS-PA66
Terminals / Crimp Tools / Shrink Boots
16-18 AWG Terminals (Stamped)3-1447221-3
20-22 AWG Terminals (Stamped)3-1447221-4
16-24 AWG Terminals (Solid)SSC-N
Cavity Sealing Plug4-1437284-3
Crimp ToolM800-CRIMP-TOOL
Straight Boot*202K153-25-0
90º Boot*222K152-25-0
* Heat-shrink boots can only be used in conjunction with our billet backshells.
Rubber Boots / Backshells
Click here for SuperSealSystem rubber boots and backshells.

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