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I've not yet had an oil test done on my engine. Figured it's time to at least do it once. Got a test kit from AV Lube.
It has a bottle inside another bottle with an address on it. Do I just fill the inside bottle and put postage on the outer bottle and mail it like that??
It has a bottle inside another bottle with an address on it. Do I just fill the inside bottle and put postage on the outer bottle and mail it like that??