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-   -   What boost do you run in your 2.5T ? (http://www.perth-wrx.com/vb/general-subaru-discussion/45945-what-boost-do-you-run-your-2-5t.html)

MattuZ 20-11-2011 06:24 PM

2 bar or gtfo

Griffo 20-11-2011 06:42 PM

bahaha! thanks for the words of wisdom! i should have seen that coming.

I currently run 1.1bar / 16psi and get 203kw. just wondering what a "safe" increase might be.

TROLLEY 20-11-2011 07:14 PM

[QUOTE=Griffo;628617]I currently run 1.1bar / 16psi and get 203kw. just wondering what a "safe" increase might be.[/QUOTE]
What supporting mods do you have?

drewgong 20-11-2011 07:25 PM

18psi, sti block, hypercrap pistons. 6800 rpm restrictor. Tuned for 98

teejay 20-11-2011 07:31 PM

Mild race tune OP Subaru?

WTFF?

Griffo 20-11-2011 07:34 PM

[QUOTE=TROLLEY;628626]What supporting mods do you have?[/QUOTE]

Ecutek, uprated fuel pump, VF34 with enlarged wastegate, turbo back X-Force exhaust

TROLLEY 20-11-2011 07:35 PM

[QUOTE=teejay;628629]Mild race tune OP Subaru?
WTFF?[/QUOTE]
ECU reset

Kato 21-11-2011 08:35 AM

[QUOTE=Griffo;628617]I currently run 1.1bar / 16psi and get 203kw. just wondering what a "safe" increase might be.[/QUOTE]

None.

It is not a simple matter of upping boost. Your tuner has used this boost, along with the timing, fuelling, level of knock and most importantly how much extra power you get by going to a higher boost.

Rather than ask us, better to ask your tuner and get it back on a dyno if there is room for improvement.

Sometimes, you might find that you go from 16 to 20psi and only gain very little extra power or torque. However, you are putting a lot more stress on the car and a tuner might leave it at 16psi for safety.

Whatever you do, don't go turning up the boost without consulting your tuner.

drewgong 21-11-2011 04:40 PM

[QUOTE=TROLLEY;628632]ECU reset[/QUOTE]

Correct-o-mondo

Griffo 09-02-2013 07:30 PM

Thought I'd update. Tuned from 1.1 to 1.2bar. Peak power changed from 203 to 210kw and 400nm and a healthier power curve. I think the increase is more due to the other adjustments done on the day.

Cheers for your input. Although its good to consult your tuner, rather than have one professionals opinion it costs nothing to post on here and add multiple opinions and experiences.


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