2018 Subaru WRX STI
2 trims · 3 configurations · Sedan
Starting MSRP
$36,095 – $40,895
No live listings right now
Manufacturer specs and trim data below are still available for research. Check back for dealer inventory, or browse other Subaru models.
Shop Subaru inventoryPricing
How much should you pay for the Subaru WRX STI? Select a trim to update purchase and lease estimates.
MSRP by trim
Select a trim to update the payment estimates. MSRP is for each trim's base configuration and excludes destination, taxes, and options.
Purchase information
Based on STI
Total price (STI MSRP)
$36,095
Typical monthly
$715/mo
Avg. APR
7.00%
60-month loan estimate for good credit (rates as of 2026-07-11). Not a credit offer; actual APR varies by lender, credit, and dealer.
Open loan calculatorCompare 2018 Subaru WRX STI trims
STI
- MSRP
- $36,095
- Fuel economy (city/hwy)
- 17/22
- Horsepower
- 305 hp
- Torque
- 290 lb-ft
- Engine
- 2.5L flat 4 gas
- Seating
- 5
- Drivetrain
- AWD
- Cargo (cu ft)
- 12
- Max towing
- —
STI Limited
2 configurations
- MSRP
- $40,895
- Fuel economy (city/hwy)
- 17/22
- Horsepower
- 305 hp
- Torque
- 290 lb-ft
- Engine
- 2.5L flat 4 gas
- Seating
- 5
- Drivetrain
- AWD
- Cargo (cu ft)
- 12
- Max towing
- —
| Spec | STI | STI Limited2 configurations |
|---|---|---|
| MSRP | $36,095 | $40,895 |
| Fuel economy (city/hwy) | 17/22 | 17/22 |
| Horsepower | 305 hp | 305 hp |
| Torque | 290 lb-ft | 290 lb-ft |
| Engine | 2.5L flat 4 gas | 2.5L flat 4 gas |
| Seating | 5 | 5 |
| Drivetrain | AWD | AWD |
| Cargo (cu ft) | 12 | 12 |
| Max towing | — | — |
Specifications shown for each trim’s base configuration; drivetrain, cab, and box options vary within a trim, and MSRP shows the full range. MSRP excludes destination fees, taxes, and dealer-installed options.
Full specifications
Shown for each trim's base configuration. Drivetrain, cab, and box options within a trim can change dimensions, capacities, and fuel economy.
Engine & drivetrain
- Engine type
- STIgasSTI Limitedgas
- Fuel type
- STIpremium unleaded (required)STI Limitedpremium unleaded (required)
- Cylinders
- STIflat 4STI Limitedflat 4
- Displacement
- STI2.5 LSTI Limited2.5 L
- Horsepower
- STI305 hpSTI Limited305 hp
- Torque
- STI290 lb-ftSTI Limited290 lb-ft
- Transmission
- STI6-speed manualSTI Limited6-speed manual
- Drivetrain
- STIall wheel driveSTI Limitedall wheel drive
Dimensions
- Body type
- STISedanSTI LimitedSedan
- Doors
- STI4STI Limited4
- Seating
- STI5STI Limited5
- Length
- STI180.9 inSTI Limited180.9 in
- Width
- STI70.7 inSTI Limited70.7 in
- Height
- STI58.1 inSTI Limited58.1 in
- Wheelbase
- STI104.3 inSTI Limited104.3 in
- Ground clearance
- STI4.9 inSTI Limited4.9 in
Capacity & weight
- Cargo capacity
- STI12 cu ftSTI Limited12 cu ft
- Curb weight
- STI3,391 lbsSTI Limited3,441 lbs
- Fuel tank
- STI15.9 galSTI Limited15.9 gal
Fuel economy & EV
- Combined MPG
- STI19STI Limited19
- City MPG
- STI17STI Limited17
- Highway MPG
- STI22STI Limited22
| Spec | STI | STI Limited |
|---|---|---|
| Engine & drivetrain | ||
| Engine type | gas | gas |
| Fuel type | premium unleaded (required) | premium unleaded (required) |
| Cylinders | flat 4 | flat 4 |
| Displacement | 2.5 L | 2.5 L |
| Horsepower | 305 hp | 305 hp |
| Torque | 290 lb-ft | 290 lb-ft |
| Transmission | 6-speed manual | 6-speed manual |
| Drivetrain | all wheel drive | all wheel drive |
| Dimensions | ||
| Body type | Sedan | Sedan |
| Doors | 4 | 4 |
| Seating | 5 | 5 |
| Length | 180.9 in | 180.9 in |
| Width | 70.7 in | 70.7 in |
| Height | 58.1 in | 58.1 in |
| Wheelbase | 104.3 in | 104.3 in |
| Ground clearance | 4.9 in | 4.9 in |
| Capacity & weight | ||
| Cargo capacity | 12 cu ft | 12 cu ft |
| Curb weight | 3,391 lbs | 3,441 lbs |
| Fuel tank | 15.9 gal | 15.9 gal |
| Fuel economy & EV | ||
| Combined MPG | 19 | 19 |
| City MPG | 17 | 17 |
| Highway MPG | 22 | 22 |