Quote:
Originally Posted by HPsauce
Surely just for topping up it won't matter much anyway. It's the main changes that need to be right.
I keep a bottle of Shell Helix 5w30 fully synthetic for topping up, luckily rarely needed.  |
It's not recommended to mix different brands of oil as different manufacturers may use different additives which are not tested for compatibility and might cause unknown reaction.
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Currently 8less
2011 Q7 S Line 3.0TDI, 2016 Tesla Model S 90D
8 history:
2006 A8 Sport 4.2TDI quattro SOLD,
1997 S8, reached end of life with gearbox failure
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