hi just had my mot done today and my is200 failed on suspension bushes or to be precise the rear lower arm suspension bush/pin on both sides the garage want £80 plus labour to fix this which i fought seems a bit steep? i got a friend who can do this i just want a link or picture of wot i need to buy or something as i dont want to order wrong thing buy would i could understand through mechanic talk it was the bush/pin closest to the wheel any suggestions help guys thanks