Fly Kan 2PCS D2S D2R HID Bulbs Extension Socket AMP Connector Retrofit - High temperature resistance Length(approx.): 9" (22.8cm) Material: High Quality PVC Rubber High temperature 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