Hi members been to honda with my car 1.4cvt 2003 with clutch judder they say it wants new starting clutch price including lab our £790.00 has any body tried this xado ex120 auto gearbox cvt restorer additive treatment seen on ebay ti suppose to stop clutch judder there are good right up about it price £17.00.my gearbox insent all that bad just wonder weather to try this product first .