And before you class that S4 I can tell you it does a lot more than you think with a "proper" ECU. Main limitation was the electronics and the intake can be made to work. The lower compression rotors are not a huge limiter.
Senior Member
And before you class that S4 I can tell you it does a lot more than you think with a "proper" ECU. Main limitation was the electronics and the intake can be made to work. The lower compression rotors are not a huge limiter.
Steve Eckerich
ITS 18 Speedsource RX7
ITR RX8 (under construction)
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