2001 Subaru Outback Gas Tank Size & Fuel Capacity
Fuel tank capacity
16.9gal · 64 L
The 2001 Subaru Outback has a fuel tank capacity of 16.9 gallons (64 liters) on every trim.
A full tank is good for roughly 423 highway miles or 304–321 miles around town, going by the EPA ratings.
16.9 gal · Smaller than 69% of 2001 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Fuel recalls
- Pump & gauge parts
- FAQ
2001 Subaru Outback fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Engine
- no difference
All 13 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | Fuel | MPG city / hwy | Range city / hwy |
|---|---|---|---|---|---|---|
| AWD 4dr Wagon 2.5L 4cyl 4A · AWD · Regular MPG 19 / 25Range 321 / 423 mi | 2.5L 4cyl 4A | AWD | 16.9 gal64 L | Regular | 19 / 25 | 321 / 423 mi |
| AWD 4dr Wagon 2.5L 4cyl 5M · AWD · Regular MPG 19 / 25Range 321 / 423 mi | 2.5L 4cyl 5M | AWD | 16.9 gal64 L | Regular | 19 / 25 | 321 / 423 mi |
| AWD 4dr Wagon w/Integrated Child Safety Seat 2.5L 4cyl 4A · AWD · Regular MPG 19 / 25Range 321 / 423 mi | 2.5L 4cyl 4A | AWD | 16.9 gal64 L | Regular | 19 / 25 | 321 / 423 mi |
| AWD 4dr Wagon w/Integrated Child Safety Seat 2.5L 4cyl 5M · AWD · Regular MPG 19 / 25Range 321 / 423 mi | 2.5L 4cyl 5M | AWD | 16.9 gal64 L | Regular | 19 / 25 | 321 / 423 mi |
| AWD 4dr Wagon w/Weather Package 2.5L 4cyl 4A · AWD · Regular MPG 19 / 25Range 321 / 423 mi | 2.5L 4cyl 4A | AWD | 16.9 gal64 L | Regular | 19 / 25 | 321 / 423 mi |
| AWD 4dr Wagon w/Weather Package 2.5L 4cyl 5M · AWD · Regular MPG 19 / 25Range 321 / 423 mi | 2.5L 4cyl 5M | AWD | 16.9 gal64 L | Regular | 19 / 25 | 321 / 423 mi |
| AWD 4dr Wagon w/Weather Package, Child Seat 2.5L 4cyl 4A · AWD · Regular MPG 19 / 25Range 321 / 423 mi | 2.5L 4cyl 4A | AWD | 16.9 gal64 L | Regular | 19 / 25 | 321 / 423 mi |
| AWD 4dr Wagon w/Weather Package, Child Seat 2.5L 4cyl 5M · AWD · Regular MPG 19 / 25Range 321 / 423 mi | 2.5L 4cyl 5M | AWD | 16.9 gal64 L | Regular | 19 / 25 | 321 / 423 mi |
| L.L. Bean Edition AWD 4dr Wagon 3.0L 6cyl 4A · AWD · Premium (required) MPG 18 / 25Range 304 / 423 mi | 3.0L 6cyl 4A | AWD | 16.9 gal64 L | Premiumrequired | 18 / 25 | 304 / 423 mi |
| Limited AWD 4dr Sedan 2.5L 4cyl 4A · AWD · Regular MPG 19 / 25Range 321 / 423 mi | 2.5L 4cyl 4A | AWD | 16.9 gal64 L | Regular | 19 / 25 | 321 / 423 mi |
| Limited AWD 4dr Wagon 2.5L 4cyl 4A · AWD · Regular MPG 19 / 25Range 321 / 423 mi | 2.5L 4cyl 4A | AWD | 16.9 gal64 L | Regular | 19 / 25 | 321 / 423 mi |
| Limited AWD 4dr Wagon 2.5L 4cyl 5M · AWD · Regular MPG 19 / 25Range 321 / 423 mi | 2.5L 4cyl 5M | AWD | 16.9 gal64 L | Regular | 19 / 25 | 321 / 423 mi |
| VDC AWD 4dr Wagon 3.0L 6cyl 4A · AWD · Premium (required) MPG 18 / 25Range 304 / 423 mi | 3.0L 6cyl 4A | AWD | 16.9 gal64 L | Premiumrequired | 18 / 25 | 304 / 423 mi |
| No trim matches all of these filters. | ||||||
Tank figures are the manufacturer's rated capacity, sorted smallest tank first. Range is tank size times EPA city or highway MPG.
How far a 2001 Subaru Outback goes on a tank
Gallons left and the distance they cover at each mark on the fuel gauge, at EPA city and highway mileage. At the combined rating of 21 MPG, a full 16.9-gallon tank covers about 355 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 16.9 | 422 | 321 |
| 3/4 | 12.7 | 317 | 241 |
| 1/2 | 8.5 | 211 | 161 |
| 1/4 | 4.2 | 106 | 80 |
| 1/8 | 2.1 | 53 | 40 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 714 gallons, roughly 42 full tanks.
Fuel gauges aren't perfectly linear and the low-fuel light comes on with a few gallons still in the tank, so plan your stop before the last eighth.
What it costs to fill up a 2001 Subaru Outback
$72.16 to fill the 16.9-gallon tank from empty with regular, at this week's US average of $4.27 a gallon.
| Tank | Fuel | US avg / gal | From empty | From 1/4 tank |
|---|---|---|---|---|
| 16.9 gal | Regular | $4.27 | $72.16 | $54.12 |
| 16.9 gal | Premium | $5.28 | $89.23 | $66.92 |
By region, 16.9-gallon tank
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $67.94 |
| Midwest | $4.27 | $72.16 |
| Gulf CoastLowest | $3.70 | $62.53 |
| Rocky Mountain | $4.46 | $75.37 |
| West Coast | $5.42 | $91.60 |
| CaliforniaHighest | $5.89 | $99.54 |
Prices: U.S. Energy Information Administration retail averages for the week of October 26, 2026. This week's prices by state and city.
Your own price
- 16.9-gallon tank$72.16
- A year of driving (15,000 mi)$3,050
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
Outback tank size in other years
The 2001 Outback uses the same 16.9 gal tank as the 2000 model.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2006 Outback | 16.9 gal | 439 mi |
| 2005 Outback | 16.9 gal | 439 mi |
| 2004 Outback | 16.9 gal | 423 mi |
| 2003 Outback | 16.9 gal | 439 mi |
| 2002 Outback | 16.9 gal | 423 mi |
| 2001 Outback | 16.9 gal | 423 mi |
| 2000 Outback | 16.9 gal | Not rated |
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2001 Subaru Outback fuel system recalls
None of the 3 recalls NHTSA lists for the 2001 Subaru Outback involve the fuel system.
2001 Subaru Outback fuel pump and gauge parts
NHTSA lists no fuel-system recall for the 2001 Subaru Outback, so a failed pump or gauge is a normal repair. These are the part numbers the makers list for it.
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Frequently asked questions
What is the fuel tank capacity of the 2001 Subaru Outback?
The 2001 Subaru Outback holds 16.9 gallons (64 liters) on every trim we list.
How many gallons and liters does the 2001 Subaru Outback gas tank hold?
The 2001 Subaru Outback tank holds 64 liters, or 16.9 gallons in US gallons.
How far can a 2001 Subaru Outback go on a full tank?
About 423 miles on the highway and 304–321 miles in town, going from full to empty at its EPA ratings. Expect less in practice, since nobody runs the tank dry.
How many miles can a 2001 Subaru Outback go on a quarter tank?
About 106 highway miles or 80 in town from the 16.9-gallon tank, which has roughly 4.2 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2001 Subaru Outback take?
Regular unleaded, or Premium unleaded (required), depending on the engine. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2001 Subaru Outback?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 16.9-gallon tank from empty costs $72.16. It ranges from $62.53 in the Gulf Coast to $99.54 in California.
How much does a full tank of gas weigh in a 2001 Subaru Outback?
About 105 pounds for the 16.9-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Has the 2001 Subaru Outback had a fuel pump or fuel system recall?
No. None of the 3 recalls NHTSA lists for the 2001 Subaru Outback involve the fuel system.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, checked against independent references. Updated October 2026.
- MPG and range: EPA ratings. Range is tank size times EPA MPG.
- Fuel prices: U.S. Energy Information Administration, week of October 26, 2026 (this week's prices).
- Recalls: NHTSA recall database (Subaru fuel system recalls).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.