My '94 SL 500's breather hoses are very hard and unflexible. I wanted to know if I could replace them with automobile grade vacuum hoses (NAPA, AutoZone, etc.) instead of OEM hoses. Are there any check valves between connections that need to be considered, etc?

Thanks.

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'94 SL500 Tourmaline Green, 120K miles as of February 27, 2005.

http://home.earthlink.net/~boudreaux...ictures/17.jpg
Updated photo September 2004