i'm planning to buy a Toyota Corolla Deluxe 4 Door Sedan(peanut),Rear wheel drive(correct me if i'm wrong) 1980's.So i need help/guide from u guys.Since i'm a die hard fan for the short/tiny bumper toyota car

.So i wanna make this car my project car.This is what i'm thinking to do.
1.Stock factory turbo/sc engine swap(for daily road driving;i'm not keen for speed)
2.Re-do brake system..i wanna install disk brakes on both ends.
3.Ice" (audio system)
4.Sport Rim(alloy,rim clearence,how many inches).
5.Exhaust system(i want to use dual exhaust,probably Y joints on the back..sugesstion..?)
Advance thanks to all of u.