http://www.powerflex.co.uk/road-series/product-details/Rear+Subframe+Front+Bush+Insert/11638.html

Anyone got experience with these? having replaced my rear diff bush things have improved greatly but i`m still getting bad tramping when the wheels spin or ASC kicks in.

No major obvious wear in the subframe bushes and the RTABs feel quite firm.

tempted to give them a go, Ive seen first hand how poly inserts rejuvenate and stiffen up a worn bush. I used one in the dogbone engine mount on the wife's passat.