I have no suggestions for Halogen, but if you decide to do LED "PROPERLY" with the right type of bulb in the right type of housing, I went with these:
https://www.amazon.com/dp/B00GUPLFMQ
https://www.lasfit.com/products/ls-p...eadlight-bulbs
Most people are idiots and put the wrong type of bulbs in housings that weren't meant for them and they blind people. I HATE those dicks.