With a 4 cylinder you will get 18 city and 20 highway with a manual transmission. With an A/T expect 16 city 19 highway. With a 6 cylinder manual expect 17 city 20 highway. With an A/T expect 15 city and 17 highway. As you can see it is not a fuel efficient vehicle.
16 miles
17 mpg
I have a Jeep Wrangler 2000 TJ on petrol 20 miles to the gallon and 17 miles to the gallon on LPG its a straight 6/ 4 Ltr
A 1998 Jeep Wrangler does not have EGR.
Yes, of course, they were made with them as an option.
Trim package
4.0, about 15 MPG, less if the motor has high miles.
200,000 miles is well in reach.
I get about 18-20
no
Yes
10.5 Quarts 4 quarts = 1 gallon