i think any clutch type diff. would be good for tracking the car. while you're at it you should throw in a 4.08 final drive.
heard good things about the OS Giken
OS Giken Grand Touring 370Z Twin Plate Clutch
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Quaife w/ gears |Stillen Gen 3|SOLD FI Resonated Test Pipes |SOLD FI 18'' | 25row Stillen Race | Progress 35mm/25mm sways | Swifts/Koni|Volk G25's| Stoptech SS lines||SPL Front/Rear Arms|
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