Redline 75W140 posted by aquariuscsm on July 25, 2014 at 10:56 AM
Message
to increase lockup. I would not recommend it for a street diff..... if you are wanting to reduce gear noise I would try their 80W140 which they recommend for your purpose.
"If you own a 300zx, you don't have time for a hobby" "If you own more than one 300zx, you don't have time for a life"