STi Turbo VF48/VF39 on my 07 stg. 2 WRX- What do I need??
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12-05-2012, 02:20 PM
St Charles IL
2007 WRX 320HP/320TQ
How will 5 speed trans and diff hold up with 320whp 340wtq? Give or take and what's safe? And will an hks bov hold 20psi?
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