Is it OK to mix BMW 5W30 oil with M1 0W40?

BMWSG · 07-04-2012, 02:59 AM

Surly73 · 07-04-2012, 08:28 AM

Quote:

Originally Posted by BMWSG

Is it OK to mix BMW 5W30 oil with M1 0W40?

For what?

Top ups? Sure.

Trying to make up your own blend? Bad idea.

RequestTheOverhead · 07-04-2012, 04:07 PM

Why would you mix these? Do you need to top it off? If you need 1 quart or less, that's fine. But I wouldn't mix anymore than that.

BMWSG · 07-05-2012, 12:19 AM

My ride need to top up 1 quart of engine oil every month and i had plenty of M1 0W40 but car was serviced by BMW with 5W30.

07-04-2012, 02:59 AM	#1
BMWSG New Member 8 Rep 28 Posts Drives: 2005 E90 320i Join Date: Feb 2012 Location: Singapore iTrader: (0)	Is it OK to mix BMW 5W30 oil with M1 0W40? Is it OK to mix BMW 5W30 oil with M1 0W40?
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07-04-2012, 04:07 PM	#3
RequestTheOverhead Going Mach Chicken 4 Rep 92 Posts Drives: e90 pre-LCI 335 Join Date: Jun 2012 Location: Denver, CO iTrader: (1) Garage List '98 Honda Superhawk ... [0.00] 2007 BMW 335xi [8.00]	Why would you mix these? Do you need to top it off? If you need 1 quart or less, that's fine. But I wouldn't mix anymore than that. __________________ '07 335xi, Alpine White \| Cold, "Sport", and Luxury packages \| Tinted \| OEM Black Lines \| JB4 \| DCI \| ER FMIC \| Forge DV's \| Custom exhaust with secondary cat delete, Magnaflow mufflers, black Dimisa Tips \| Staggered 18" V718's, Matte Black \| Flappy Paddles \| Titanium CF Trim Wrap \| BMW Performance Shifter and E-Brake Handle \|
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07-05-2012, 12:19 AM	#4
BMWSG New Member 8 Rep 28 Posts Drives: 2005 E90 320i Join Date: Feb 2012 Location: Singapore iTrader: (0)	My ride need to top up 1 quart of engine oil every month and i had plenty of M1 0W40 but car was serviced by BMW with 5W30.
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