Adaptor for example to plug from Red LED 3157 BULB USE, to OEM standard SOCKET. 1988-1991 or other years that had OEM Type Socket and Fitment. Can also be Sold to adapt earlier Glass Headlights or comparable Plastic Headlight or Taillight Housings. Due to possible heat issue. Good pursuits!
Need more Data & Charts, etc. For Example on Upgrading from Halogen type Bulb to LED type Bulb for ANY and All Vehicles; Regardless of Year Make and Model, Domestic and Foreign Manufacturers Globally! For FITMENT PURPOSES and SALES!