HI I'M NEW HERE AND LOOKING FOR SOME ADVICE. HAVE A 99 A4 AVANT THAT HAS JUST FAILED ITS TEST.I HAVE BEEN TOLD I NEED TO REPLACE ALL THE CONTROL ARMS.ON A BIT OF A BUDGET AND WAS WONDERING CAN ANYONE RECCOMEND WHERE TO GET A REASONABLY DESCENT SET. ARE THE ONES ON EBAY ANY GOOD.THANKS.