Hi guys I've been doing some research into quarterhorse and i'm going to give it a shot. I was wondering if there is anything i should know before ordering qh...

Test ecu is my a9l and going to be used for a 408w.

Crosses fingers for not hearing a bang.. lol going to be my first car tuning .

 

dont do a god damn thing without a wideband.

Id strongly suggest you go over on eectuning.org and start reading.