This relay kit includes the parts needed to wire twin-pump Mustang (12-153/12-175) or Challenger/Charger (12-154/12-176) modules into a vehicle. Installation starts with two HELLA 40A relays, relay sockets with 10-ft wire leads, 12GA primary wire, and 16GA secondary signal wire, plus two fuse holders and 30A fuses — one for each pump — and heat-shrink sealing connectors to complete the job.
Specifications:
- Amperage Rating: 30A
- Brand: Holley
- Category: Air and Fuel Delivery
- Component Type: Relay Kit
- Product Type: Relay Kit (Fuel Pump Relay)
- Sub Category: Relays
- Warranty: Manufacturer's Limited 90 Day Warranty
- Part Number: 12-759
Designed to wire twin-pump Ford Mustang (12-153/12-175) or Dodge Challenger/Charger (12-154/12-176) modules.
FAQ
What modules does this relay kit support?
It's designed for twin-pump Mustang (12-153/12-175) or Challenger/Charger (12-154/12-176) modules.
What relays does the kit use?
It includes two HELLA 40A relays with relay sockets on 10-ft wire leads.
Are fuses included?
Yes, the kit includes two fuse holders and 30A fuses, one for each pump.

