The Weber Q series gets my vote; we've got the full sized Q, they also make the smaller "baby Q". Ours is going on 14 years old. Built like a tank and fairly heavy. Very easy to clean.
As to the mod to go with the low pressure hook up on your rig; it's about a 5 minute job. Simply unscrew the regulator and screw on the fitting shown below. Available in a convenient kit with your choice of length of hose. I went with the 10 footer:
WEBER CONVERSION KIT WITH HOSEThe brass fitting shown in the kit above replaces your regulator.