Duhaylungsod, who claimed his first crown in the June edition, grabbed his second RCM title after posting a total of 62 points.
Xerox Lauron was just a point away from Duhaylungsod to take the second place honors, while Ciano Dignos finished third with 54 points.
Haylin Bardaje was fourth with 35 points and Marnel Gabato wound up fifth with 30 points.
The youngest rider in the line, John Rey Jaca, won the last leg title after defeating Lauron.
In the class C action, Gonzales got the overall title with a total of 76 points.
Last leg winner Ricky Ermitanio was second with 57 points, while Roger Lastimoso placed third with 56 points. - Caecent O. No-ot