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b4z · 06-14-2009, 08:14 PM

why would you put 10w-40 in?
5w-30 or if you live in a hot climate maybe 10w-30, but not 10w-40.

06-14-2009, 08:14 PM	#13
b4z Drives: '06 Pontiac GTO M6, '19 F150 2.7TT Join Date: Nov 2008 Location: Charleston, SC Posts: 1,425	why would you put 10w-40 in? 5w-30 or if you live in a hot climate maybe 10w-30, but not 10w-40.