hey im new to the forums i just wonder what kind of aftermarket AT fluid do you guys use and whats the word on that..better than OEM? and i need to do my rear diff fluid..which one provides the smoothest gear shift. I appreciate it thanks

 

Use the search, there are MANY threads on this...

https://g35driver.com/forums/g35-sedan-v35-2003-06/183421-diy-video-series.html
https://g35driver.com/forums/drivetrain/211019-manual-tranny-fluid-differential-fluid.html
https://g35driver.com/forums/drivetrain/207756-what-amsoil-fluid-use-tranny-diff.html
https://g35driver.com/forums/engine-drivetrain-forced-induction/202968-best-synthetic-oil-use.html





For the Transmission...

Redline D4 ATF



or anything GL-4


For the Differential...

Redline 75W90



or anything GL-5

http://www.redlineoil.com/products_g...8&categoryID=8