Installation

The 4-pin regulator style alternator must be used for this to function properly. This method does not apply to stock 2-pin style alternators. Keep...

This voltage boost harness fits alternators with a GM 4 pin plug and is similar Plug and Play This harness can be used with engine swap applicatio...

This voltage boost harness fits alternators with a GM 4 pin plug and is similar Plug and Play This harness can be used with engine swap applicatio...

Converts oval GM 4-Pin alternator to CS130/144 vehicle harness. Plug-and-play installation for easy integration. Mechman GM Oval 4-Pin Alternator ...

Enhanced Voltage Output: Increase your alternator's voltage by 1.5 volts with this harness, specifically designed for alternators equipped with a ...

Plug-and-Play Design: The pigtail plugs directly into any oval-shaped 4-pin GM alternator plug, making installation quick and hassle-free. Excite ...

Seamlessly connect late model GM alternators to CS130 or CS144 vehicle harnesses. Essential for high-output alternator installations on specific G...

This voltage boost harness fits alternators with a GM 4 pin plug and is similar Plug and Play This harness can be used with engine swap applicatio...

Toyota / Lexus customers...your need for higher voltage is here and it's 100% plug and play. High quality Toyota/Lexus spec OEM 4pin connectors, w...

Mechman 1.7V Voltage Boosting Harness for Toyota 4 Pin Regulators H113-L-3 This Listing Includes: (1) Mechman  voltage boosting harness for Toyo...

Enhanced Visibility: The Mechman H104 Indicator Light Harness is specifically designed for 1996-2004 GM trucks with oval-style plugs, providing a ...

Converts GM 4-Pin alternator (Male) to (Female) For Ford 6G Harness Plug-and-play installation for easy integration Durable construction and weath...

Compatible with Ford vehicles equipped with 3G or 4G alternators. Plug-and-play installation for easy integration Durable construction and weathe...

Specifically designed to adapt a GM 4-pin alternator for Toyota oval 3-pin wiring setup Plug-and-play installation for easy integration Ensures re...

Made for Ford Newer 6G Alternator to Older 4G Adapter Harness Plug-and-play installation for easy setup Weatherproof and epoxy-sealed for durabili...

Facilitates seamless connection of Mechman alternators to 91102R Transpo regulator. Compatible with specified Chrysler/Dodge/Jeep alternators for ...

This voltage boost harness fits alternators with a GM 4 pin plug and is similar Plug and Play This harness can be used with engine swap applicatio...

Seamless adaptation of 3-pin Toyota alternator to 4-pin Toyota wiring harness Plug-and-play installation for easy setup Weatherproof and epoxy-sea...