my car wont go above 80 or 90 and it dosent feel like it wil go in to 4 gear is that my transmission

how do i clean it

will a smaller pully wheel on my supercharger give my supercharger more power

what is a shift kit

what do i need to get if i want more power out of my supercxharger
what is a new pully system

would it be better to get 2 twelvs or 3 tens for a little extra bump

what should i do about my supercharger pully to get more boost from it how would i change it out and what do i buy
also what cold air intake should i get