apox 3.7L
I just changed the oil in my 2001 Hyundai Tiburon today. I know it's not the same year as yours, but I put 4 quarts in mine. I checked the stick under the hood and it showed that it was about full.
Lift the car, buy a socket set, and remove the oil filter..
The answer is use 10W-30 for engine oil in the 2003 Hyundai Tiburon GT.
on the bottom of the oil pan
10w30
5w30 or 10w30
5
The manual transmission in a 2003 Hyundai Tiburon requires 2.3 quarts of gear oil.
10w30
It only takes 4 quarts of oil
10-30w