New Audi Owner!

hey everyone i am new to the forum and i hope i will get and share good informations..i bought a S4 2006 Black ext,and black interior.after canceling my BMW 330i 06 and hopefully i have done the right decision.so i am picking it up tomorrow i am pretty excited about it soo hopefully wouldnt disspointed me,,my family owns a couple audies and i luv them,,but i never had one for my self..soo i drove my sister A4 3.0 04 and its pretty nice car and comfortble ride too..my dad has A6 4.2 06 but i didnt have chance to drive it,,i am big bimmers fan but i think S4 is way to go and better than M3 or let me rephrase it fits my needs speacilly i live in north canada where the winter is insane soo hoepfully will be a good car..i am going to chip it and put H&R springs ,Exhaust(super sprint) and Filter ..soo if any suggestions guys pls dont hesitate to tell me.
have a good one.