1156 LED bulbs installed in there blazer?

im looking at a 310 lumen and a 450 lumen. i dont know how deep of a bulb i can fit the 450 lumen is about 2inches long. ...

anyone know how deep of a bulb is able to fit in the housing? and if anyone has LED 1156 back up bulbs any pros/cons?


and one more question i saw someone had converted there offroad lights to HID is that a hard conversion? id like to convert to HID after i figure out how im mounting my lights.

thanks guys, as always youall are a major help.