I have bike with 35 watt HS1 bulb and I want to upgrade brightness of headlight so I decided to put H4 60/65 watt xenon bulb. An expert on this forum suggested me to use relays as the new bulb ...
I have Bajaj Pulsar 180 UG4, it has a 35 watt HS1 Helonix headlamp bulb. I want to upgrade the stock headlight to make it brighter, so I found H4 Xenon bulb 60/65 watt. I asked this question question ...