Motion Lab Tuned 2004WRX 250whp/275wtq Stock TD04, Invidia, Cobb, and DW power
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02-13-2013, 08:57 AM
02 WRX BW EFR E85
7064 TS WRB
^You can run a TD04 at 21 psi and still be on the efficiency island and not overspeeding the wheels...
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