I don't believe that Bosch plats only last 25K ... number one.

I also don't want the same plugs in any engine for 100K miles ... in the ML they could be frozen in place.

You can defend your direct Mercedes tech loyalty and prices, but there are other facts and opinions that should be considered.

Ben Carter

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Ben Harrison Carter
1999 Mercedes ML320 87K
1992 Mercedes 300CE 89K
1995 Corvette 29K -- Sold Dec 09
1989 Mercedes 420SEL 99K -- (Sold 4/08)
1968 Mercedes 230S (106K) (Sold 9/06))
1976 Mercedes 450SEL 130K (Just sold - 06)
1961 Mercedes 220Sb (sold years ago)