[Marchino]

Originally Posted by Mr_Draco

I prefer royal purple. http://shop.advanceautoparts.com/web...T|GRP2035_____

You can also use Mobil 1 but there have been some reports that you'll still need to add some friction modifier. http://shop.advanceautoparts.com/web...T|GRP2035_____

This one is the factory one:
http://www.amazon.com/s/ref=nb_sb_no...1677&x=14&y=22

Here is the factory modifier:
http://www.amazon.com/GM-Performance.../dp/B0056VA9G8