If you plan on going 100% and it's not a mostly open and straight track then yes. In Feb on a 1.3 mile track with 11 turns I definitely needed it. I think I touched 240 even with a 19row.
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2009 NISMO # 0193 | QAB | Albums! | 05.04.10 (Dynojet) 291.94hp/248.28tq
Oil Cooler (DIY) | Custom Headlights | GTSPEC Braces | F.I. Long Tube Headers
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