2x D2S D2R HID Bulbs Plug And Play Heat Resistant Wiring Harness Extension Socket AMP Connector Adapter Kit For Upgrading Head Light Or Fog Lamp Length(approx.): 9" (22.8cm) Material: High Quality PVC Rubber 9" length, longer than almost all conventional 3" plug converters in the market Pre-Wired for Plug and Play. Need no modification on the harnesses Convert 2 rebased AMP plugs ballast to OEM or even aftermarket D2S or D2R bulb