[carib909]

Please suggest where I can find an exact fit for 2007 Altima 3.5 SE. THE The ballast has a square connector. Picture attached. Thank you. The LED bulb must have the same type of connectors as in the picture.

 

[VStar650CL]

Lasfit recently came out with a Nissan-specific kit for D2R/D2S conversion. It's pricey but looks to be plug-and-play:

Pro Series D2S D2R for Nissan Infiniti HID to LED Bulb Conversion Kits, Plug and Play

This custom LED bulb is designed to perfectly replace the factory OEM D2S D2R HID bulbsfor below car models: Nissan GTR, 350Z, 370Z, Altima, Maxiam, Murano, Rogue. Infiniti G35, G37, QX56, QX70, QX80, FX35, FX45, EX35, M35, M37, M45, M56... As long as the ballast and plug connector is the same...

www.lasfit.com