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Roush Performance
Fuel economy & running costsGasoline
#21 of 69 · Roush Performance cars

2015 Roush PerformancePerformance Stage 3 Mustang

Midsize Cars · Rear-Wheel Drive · 5.0 L 8-cyl supercharged

16MPGcombined
13city
23highway
A year of fuel$5,150
CO₂ from the tailpipe553 g/mi
Figures from the EPA label (fueleconomy.gov), the same as on the car's window sticker.
See it on fueleconomy.gov

Against the 69 roush Performance cars

Combined MPG 16 MPGbest 18 · avg 14
Annual fuel cost $5,150best $4,550 · avg $5,821

Bars are scaled to the best in the list; the mark shows the list average. Lower is better for fuel cost; higher is better for the rest. All figures are the EPA's.

Summary

2015 Roush Performance Stage 3 Mustang by Roush Performance. The figures below are from US EPA fueleconomy.gov, with the page each one came from.

Details

Model year
2015fueleconomy.gov · 3 Oct 2026

Efficiency

Combined MPG
16fueleconomy.gov · 3 Oct 2026
City MPG
13fueleconomy.gov · 3 Oct 2026
Highway MPG
23fueleconomy.gov · 3 Oct 2026

Running cost

Annual fuel cost
$5,150fueleconomy.gov · 3 Oct 2026
CO₂ (tailpipe)
553 g/mifueleconomy.gov · 3 Oct 2026

Car

Body
Carfueleconomy.gov · 3 Oct 2026
EPA class
Midsize Carsfueleconomy.gov · 3 Oct 2026
Drive
Rear-Wheel Drivefueleconomy.gov · 3 Oct 2026

Powertrain

Engine
5.0 L 8-cyl superchargedfueleconomy.gov · 3 Oct 2026
Transmission
Automatic (S6)fueleconomy.gov · 3 Oct 2026
Fuel
Gasolinefueleconomy.gov · 3 Oct 2026

More roush Performance cars

See the list
Roush Performance #1 2021 · Roush Performance Performance Mustang 15Combined MPG $5,500Fuel / year Roush Performance #2 2021 · Roush Performance Performance Mustang 14Combined MPG $5,850Fuel / year Roush Performance #3 2020 · Roush Performance Performance F150 Pickup 2WD 13Combined MPG $6,300Fuel / year Roush Performance #4 2020 · Roush Performance Performance F150 Pickup 4WD 13Combined MPG $6,300Fuel / year Roush Performance #5 2020 · Roush Performance Performance Stage 3 Mustang 15Combined MPG $5,500Fuel / year Roush Performance #6 2020 · Roush Performance Performance Stage 3 Mustang 14Combined MPG $5,850Fuel / year

Listed on CarCody

Sources