Originally Posted by Zeek
The new motors and oils are different. I had a 2011 silverado and the dealer techs even said 10k per oil change. Same with the new fords.
|
The motors in your Silverado and your Mustang are treated completely different. You don't spin that LS motor to 7500rpms racing it all the time like you would your Stang. Why take the chance? Stretching your oil that thin is a bit absurd.