Higher Octane with Tune?
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12-04-2012, 07:11 AM
2008 Impreza 2.5i
Originally Posted by
Yes it's worth it. I have a 91 and 93 tune and I gave all those mods full exhaust rallisport Uel. It's a very noticeable difference in power.
Specifically what mods have you done to the car? Brands?
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