If you want both Hi/Low beam on whale on Hi beam, brighter driving lights, try this: Both filaments lit when on high beam FYI - Dodge Diesel - Diesel Truck Resource Forums
It cost me about . 50 amazing difference. And w/relays in the system you don't have to worry about overheating the switch. I did this about two years ago and have had no problems.
Floyd
It cost me about . 50 amazing difference. And w/relays in the system you don't have to worry about overheating the switch. I did this about two years ago and have had no problems.
Floyd