1993 cadillac deville how to make it faster and better mpg?
for a teen driver
for a teen driver
ClassicMustang
Favorite Answer
You can't do both..
doornobk
You figure that one out and you could be rich or locked up by the big oil companies.
Trade it in for a 96+ deville that has the 4.6 Northstar.
That 4.9 was a pretty decent motor. It was a strong performer and still got good mileage.