Upgrading TB's haven't proved much if any gain, as far as I've heard. Like Boss_302 stated there are many other bottle necks that will need to be taken care of beforehand to really see some improvements. No denying it may work, just not as much as you may hope for.
__________________
2012 370z 7AT- ES2 with PSS, K&N Drop-ins, LED's all around, Berk HFC, FI CBE non-res, KW V1's
2003 A4 5MT- The Beater
|