Give this a try if you want to save money:

http://www.eastwoodco.com/jump.jsp?itemID=99&itemType=PRODUCT

I have used this on my BMW....not quite like a mirror but much more reflective than silver paint. Good luck!

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All the best,

J. P. Mose
1968 250SL
1970 280SE 3.5 Cabrio
1987 560SL
1990 560SEL