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 | ||
| J1A | 570-343 | 34POS-KIT | 34POS-N | 34POS-BS | SSB-34BS-PA66 |
| J1B | 570-344 | 26POS-KIT | 26POS-N | 26POS-BS | SSB-26BS-PA66 |
| J2A | 570-345 | 68110 | 68126 | 34POS-BS | SSB-34BS-PA66 |
| J2B | 570-346 | 68109 | 68128 | 26POS-BS | SSB-34BS-PA66 |
| J3 | 570-347 | 68108 | 68129 | 26POS-BS | SSB-26BS-PA66 |
| J4 | 570-348 | 68215 | 68130 | 26POS-BS | SSB-26BS-PA66 |
| J2A, J2B J3, J4 | 558-408 | 34POS-BS 26POS-BS | SSB-34BS-PA66 SSB-26BS-PA66 | ||
| J1A, J1B | 558-448 | M800-KIT M800-KIT-22GA | M800-KIT-N | 34POS-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 Plug | 4-1437284-3 | ||||
| Crimp Tool | M800-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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