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bulls96 · 12-01-2010, 12:19 AM

if i change from 87 to a higher grade, is it better to use up the 87 i have in my tank first? what level can i start filling it up with a different grade?

12-01-2010, 12:19 AM	#49
bulls96 Drives: Camaro Join Date: Jul 2010 Location: Jackson MS Posts: 20	if i change from 87 to a higher grade, is it better to use up the 87 i have in my tank first? what level can i start filling it up with a different grade?