So im changing the tranny fluid in 5mt 09 wrx. Gonna go w "the Uncle Scotty's Cocktail of 1qt Redline lightweight shockproof, 1qt Pennzoil or GM Synchromesh, 2qt Castrol HypoyC 80w-90"?!?! Is this ok?
Also Im gonna do the rear diff gear oil. Anyone know the weight and amount on this ??