I have just decided to supplement driving between my alfa romeo 164s with the introduction of a red a6 twin turbo 2000 year with 40k miles i have done as much research as possible ...the opportunity came and i could not pass it up...so here i am ...please offer any basic upgrades to make my driving experience enjoyable.I have not owned a turbo vehicle in 18 yrs......maybe i am in for a interesting trip.