This pre-wired relay plug can be used with any 4-PIN relay on a wide range of automotive accessory connections such as a direct drive air horn. Each of the four 18 gauge wires are color coded for an easy, clean and professional installation on the relay without the use of any special tools. Case is made of strong durable plastic.

• 4-PIN Pre-wired Relay Plug
• Makes installation fast, trouble free and professional
• No special tools required
• Horn relay is not included
• Specially designed for our 4-PIN 12V/30A Relay (Not included)