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Using Mobil1 15w50 On the Street During Warm Weather
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08-04-2015, 06:19 PM
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ZapperZ
Drives: 2018 ZL1 1LE 2022 GMC AT4 HD
Join Date: Dec 2014
Location: Valparaiso,Indiana
Posts: 297
Did the 1500 mile fluid change with M1 5w30 today.
My engine builder suggests to switch over to Joe Gibb's motor oil.
Going to stick with the Dextros M1 product until warranty runs out.
ZapperZ
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