subaru upper engine cleaner works really good. i use it often.
FYI theres a guy on ebay that sells the cans by the box regularly. its about $7 per can.
link to ebay shop please
Originally Posted by Slow96GSR
If 1 person has had bad luck with a product don’t condemn it until you yourself have tested it. Now if 10 pros have tried it and it sucked then I would trust their opinion.
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