1966 GMC I-Series Horns
- WVE®Horn RelayGMC I1500 / I2500 1966, Horn Relay by WVE®. Replace your worn-out or faulty component with this quality replacement from WVE. This product is designed and tested to ensure the ultimate in durability and functionality. Made to meet or...Excellent replacement for your worn-out factory partDesigned to keep your vehicle running reliably mile after mile$21.55
- Standard®Horn RelayGMC I-Series 1966, Horn Relay by Standard®. Standard is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest reputation for integrity to all...High quality at an affordable priceExpertly made from premium materials$17.43 - $22.64
- Lectric Limited®Horn RelayGMC I-Series 1966, Horn Relay by Lectric Limited®. Keep your pride and joy running in tip-top shape with this premium product from Lectric Limited. Designed to fit and function exactly as the original, this sturdy and reliable product...Excellent solution for your classic or muscle car restorationMeant to restore the proper functionality of your vehicle’s electrical system$41.00
- OER®Horn RelayGMC I-Series 1966, Horn Relay by OER®. This superior product was elaborately designed and meticulously manufactured to stringent industry standards to have the most precise OE specifications. It fits and functions like the factory...Factory original quality for lessDirect fit replacement$23.05
1966 GMC I-Series Models