maybe.. but the GM maf is a differant. And is well known for issues. Im saying switch to 2g maf cause its free. and should run stock map if hes still stock. I dont think investing into the sd adventure ois the way to go.. untill hes running smoothly on a maf.

11.45@125,
stock bottom end 6bolt 2g head.
272 hks cams.
Holset hx35
Backyard biult!!