Gas Conversion S420 Weber Summit Natural Gas Grill?
It is certainly possible, probably just changed the plane. Call Weber that will tell exactly how and send parts of a fee.
Weber Natural Gas Grill
Weber 83004 SUMMIT B/I DUAL SIDE BURNER NG
$1,100.00
The Summit Built-In Dual Side Burner NG has two 12,000 BTU-per-hour input burners, [...]