Nissan 370Z Forum - View Single Post - Quaker State Publicly Challenges Castrol, Valvoline and Mobil 1

riceburnr2005 · 05-28-2009, 05:10 PM

so how do oils like royal purple, amsoil, and motul compare to major brands such as valvoline, mobil, etc...

05-28-2009, 05:10 PM	#3 (permalink)
riceburnr2005 Base Member Join Date: May 2009 Location: North Carolina Posts: 2 Drives: 04 Nissan 350z Rep Power: 16	so how do oils like royal purple, amsoil, and motul compare to major brands such as valvoline, mobil, etc...