4pcs 3156 3157 Female Socket Wiring Harness Adapters, Extension Repair Replacement Retrofit for LED Bulbs

This item will fit both 3156 and 3157. If you are using this item for 3156, you would just need to use RED and BLACK wires only. This listing features for 4 pieces of 3156/3157 female adapter with 3-wire harness extension. You can use this item to extend the wires to 3156/3157 application or to add-on lamps/LED. It can also be used for aftermarket retrofit LED turn signal light and brake lights. Features 100% brand new, shown as pictured One pair (4 pieces) brand new 3156/3157 female adapter with 3-wire harness extension Bulbs Size: 3156/3157 (please note that only use black and red wire for 3156 socket) Easy installation, simple plug and play Premium quality 16 Gauge copper wiring, long efficient lifespan Heat resistant PVC nylon plug Length: Approx 5" long Note Connect the wires of the socket connector to any 12V power source and insert a correct size light bulb. All connectors has + AND – wires. If it doesn't light up, all you need to do is connect the wires oppositely. PLEASE