Horsepower ?

Which is better a jet-chip controle unit or buying a ECU already upgraded ????? they both cost around the same 200 dollars for a 1999 Grand Prix GT

DHP pcm is the way to go

DHP pcm is the way to go

I'll second that.



http://i5.photobucket.com/albums/y186/lizzywiz/gtp.jpg
Thrasher CAI, DHP v1.0 ECU,
3.25 SC pulley, CAIT GMAF, Hi-Flow CAT,
u-bend delete, 160 TS, TB spacer,
MSD 8.5mm wires, Autolite 104 Spark Plugs,
Goodyear Gatorback Serp. & SC Belt,
Nitto NT555R Drag Radials

I agree.

Ok, I'll be the thorn...Intense (http://www.intense-racing.com/) :p

Seriously though, they both work off the same binary code - or so I've been told - and can be customized to fit your particular needs.