i tried selling these before, had no takers, thought i'd try one last time. the front coils are $170 shipped from Lightning Force Performance. I'm selling mine for $100 shipped. these have never been used, or even opened for that matter. pm me and i'll ship it today!
http://www.lightningforceperformance.com/catalog/productDetails.php?productID=1010
http://www.lightningforceperformance.com/catalog/productDetails.php?productID=1010