Thread: Premium gar vs. regular: What's really better for your car?
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      08-05-2015, 07:57 AM   #20
Delta0311
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Drives: 2011 BMW 335xi E92 2016 228xi
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Quote:
Originally Posted by ShocknAwe View Post
This one WEIRD TRICK has mechanics and auto engineers stumped, and the gas industry is FURIOUS! Check it out!
I heard that peeing in your gas tank boost octane.
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