I installed these lights on my 2006 MDDS 36' much brighter than the original light assemblies.
Top and side Yellow LED Marker Lights -
SuperNovaģ Flush-Mount LED Cab Marker Lamp, Yellow - 7 required
Red Marker lights rear on top direct LED Replacement (5 required)
Maxxima M20321R Red Rectangular LED Clearance Marker Light with Chrome Trim