You are purchasing a set of 4 - wired - electrical connector adapters.

Fiveo List Price: $41.99
eBay Sale Price: $25.49 - You save $16.50

Special Note: OUR photo shows both sides of the connector, the female EV-1 and male Nippon Denso (Sumitomo) connector side. You receive 4 (four) connector adapters.

Just plug-in both sides and they are ready to go.
No soldiering.
No crimping.
No wiring.

No polarity issues.
20 gauge wire

These connectors have metal-spring-clip retainers to hold them securely to your new fuel EV-1 fuel injectors.