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I have only used Marvel before and I really like the product. I also use Sea Foam which for a problem that is already there, I really like. I pick it up at AutoZone. I have never used either of the other two products you mentioned.
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Tom
1990 944S2 Cabriolet
2002 Chevy Silverado 2500HD
2003 Maroon Ford F350 dually
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