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Roush Performance

Roush Performance · model year 2020

2020 Roush Performance Stage 3 Mustang

Subcompact · Rear-Wheel Drive · Gas · EPA class: Subcompact Cars

EPA figures · 2020fueleconomy.gov
14MPG combined
12/18MPG city / highway
$5,850fuel a year
618 g CO₂ per mile 5.0 L 8-cyl supercharged Automatic (S10)
This car on fueleconomy.gov, read 2 October 2026. Your own figures depend on how and where you drive.

Where it places

The CarCody take

The 2020 Roush Performance Stage 3 Mustang is a gasoline car with rear-wheel drive and an automatic 10-speed transmission. Its 5.0 L supercharged 8-cylinder engine is rated at 12 MPG in city driving and 18 MPG on the highway, for 14 MPG combined. The EPA annual fuel cost is $5,850, and tailpipe emissions are 618 grams of CO2 per mile. The car is classified as a subcompact. These figures give buyers a concise view of its fuel use and emissions: the combined rating sits between the city and highway figures, while the annual cost provides an EPA estimate of ongoing fuel expense. The listed configuration is the Stage 3 Mustang, with no other engine or transmission configuration included here.

Good to know

  • Supercharged 5.0 L 8-cylinder engine
  • Rear-wheel drive
  • 18 MPG highway rating
  • Automatic 10-speed transmission

Watch for

  • 12 MPG city rating
  • 14 MPG combined rating
  • EPA annual fuel cost is $5,850

Who it suits. It may suit a buyer looking for a gasoline Mustang with a supercharged V8 and rear-wheel drive. Its fuel economy and annual fuel cost are relevant to buyers weighing running costs.

The 2020 Stage 3 Mustang pairs a supercharged 5.0 L V8 with rear-wheel drive and an automatic 10-speed transmission. Its EPA figures show 14 MPG combined and an estimated annual fuel cost of $5,850.

Every figure on record

Efficiency
Combined MPG
14 MPG
City MPG
12 MPG
Highway MPG
18 MPG
Running cost
Annual fuel cost
$5,850
Tailpipe CO₂
618 g per mile
The car
Model year
2020
Body
Car
EPA size class
Subcompact Cars
Drive
Rear-Wheel Drive
Powertrain
Engine
5.0 L 8-cyl supercharged
Transmission
Automatic (S10)
Fuel
Gasoline

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