The echo might be coming from the box. Try some poly-fill. Get spray glue, spary on the inside. Wait till tacky, spead out the polyfill onto the spray glue. That makes the speakers for one play like they are in a bigger box. And gets rid of echo from inside the box. Scott Rose 88 red 16v 78 "sky blue" 90 yellow g60(not too much left now) Import R "solid shift" linkages for VW A1 chassis