Help me decide between these two products for my 325e. Just need your opinions on what ecu I should buy, since I can't find any cheap used ones on r3v.
http://cgi.ebay.com/ebaymotors/20-hp...Q5fAccessories
http://cgi.ebay.com/ebaymotors/D-NAN...Q5fAccessories
http://cgi.ebay.com/ebaymotors/20-hp...Q5fAccessories
http://cgi.ebay.com/ebaymotors/D-NAN...Q5fAccessories


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