How to increase MPG in my 89 2.3L

[Frank Lee]

Put speakers in first, the man has his priorities.

[Gealii]

if your cats are plugged up itll start blowing the vacuum lines off the egr valve

[orangustang]

Burning oil says you're due for new valve seals and piston rings. It's an involved process, but if you've got a garage and a spare car you can drive for a while, not as bad as many people think. You'll definitely see gains from the improved compression when you replace your piston rings.