[OnEBadOranGeSRT8]

I have a 2008 SRT8 challenger 7000 miles. Which is the best oil for these muscle cars. And how many quarts do they take and im hearing reviews on royal purple please help need to get an oil change done asap . #5263 is my number

 

[bigsnake]

There's a plethora of info on your question right here in this section.

Here's a start.

http://www.challengerforumz.com/showthread.php?t=96812

 

[bad8nti]

The best oil is a personal preference. But use synthetic. I believe the SRT's use 0w-40. I used Valvoline FullSyn 5w-20 in my R/T until 2 changes ago, then I switched to RP. It seems to run smoother and quieter.

I still run the Valvoline in my Ram and my wife's Jeep.