Re: friction modifier in differential?
Originally Posted by Sequential6.4L
I got new mag-hytec diff pans for my truck and Im changing the differential fluid. The manual says 75w-140 for the rear and I forget what it is for the front but it doesn't say anything about using any kind of friction additive. Do I need to use any? if so how much? Im gonna use Valvoline fluid or maybe amsoil if I decide to drop the extra cash to buy it and go pick it up. thanks for the help
AMSOIL Severe Gear 75w-140 already has the additive in it, which will work great in both diffs.
-08 F350 CC/SB
-S475 Billet turbo with .90AR housing @49PSI
-Elite custom aged Head studs
-Elite Valvetrain upgrade W/ Colt Cam (stage2)
-Black Maxx with MCC custom tuning
-SUNCOAST BILLET transmission W/ Precision TC
-Air Dog DF165
-Caltracs traction bars
-Amsoil bumper to bumper
-BIG THANKS TO REIFF DIESEL!!