What do you need for speed density. The 2008 sti has a 3 bar map sensor so it can read up to about 28 psi and other subarus can read up to about 24 psi.
Iwire Hybird Maf Adapter Subaru Wrx 02 07 Sti 04 07
Sti speed density install. Try refreshing the page. I did this using ecmlink and the speed density harness and sensor kit from ecm tuning. 984f13 the url of this page. First call your tuner many of them are iwire dealers and see whether they recommend a speed density or hybrid maf tune based on your setup. Speed density is a must for those with high powered subarus or anyone that wants to use a vent to atmosphere blow off valve. Iag map sensor adapter for 2002 07 subaru wrx 04 18 sti 04 08 fxt red finish iag silver maf sensor block off plate for 2002 07 subaru wrx sti our price.
But to properly calculate sd based fueling youll need to move the air intake temperature se. With sd we are using map for fueling so we cant go close to those limits. I recently upgraded to speed density from a mass air flow sensor. Ecm tuning makes this very. An aem 35 bar or aem 5 bar sensor is recommended on most applications unless boost will be lower than. If the problem persists contact atlassian support or your space admin with the following details so they can locate and troubleshoot the issue.
Then purchase an iwire sd adapter or hybrid maf adapter plug it into your existing maf sensor connector and new iat sensor that you have installed and have it tuned. When calibrated properly there is no sacrifice in drive ability your car will drive just like stock.