2004 · Subcompact Car · Gas
2004 Roush Performance Mustang MPG & fuel economy
The 2004 Roush Performance Mustang is a subcompact car with one EPA-rated configuration. The most efficient version returns 18 MPG combined (15 city / 23 highway) on premium gasoline. Efficiency is unchanged from the 2003 model. Among 40 subcompact cars rated for 2004, it ranks 25th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $3,292 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2004 Roush Performance Mustang's fuel average is 7.7 km/L (13.1 L/100 km), or 18 MPG combined: 6.4 km/L in the city and 9.8 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 15 | 6.4 | 15.7 |
| Highway | 23 | 9.8 | 10.2 |
| Combined | 18 | 7.7 | 13.1 |
How it ranks among 2004 Subcompact Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
Mustang MPG across model years
Full history →1 EPA-rated configuration
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 4.6L 8-cyl supercharged · 5-speed manual Stage 3 Mustang |
Gas | 15 MPG | 23 MPG | 18 MPG | — | $3,292 |
Specs (most efficient configuration)
- Fuel
- Premium gasoline
- Engine / motor
- 4.6L 8-cyl supercharged
- Transmission
- 5-speed manual
- Drivetrain
- RWD
- Passenger volume
- 79 cu ft
- Cargo volume
- 9 cu ft
- Tailpipe CO₂
- 494 g/mi
2004 Roush Performance Mustang vs. rivals
Compare the 2004 Mustang
With any other car from any year, including other Mustang model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2004 Roush Performance Mustang?
Up to 18 MPG combined (15 city / 23 highway).
What fuel does the 2004 Roush Performance Mustang use?
Premium gasoline (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2004 Roush Performance Mustang?
The 2004 Roush Performance Mustang's fuel average is 7.7 km/L (13.1 L/100 km), or 18 MPG combined: 6.4 km/L in the city and 9.8 km/L on the highway.
How much does it cost to fuel the 2004 Roush Performance Mustang per year?
About $3,292 at 15,000 miles a year with $3.95/gal premium gas, or $21.94 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.