2006 Acura RL Gas Tank Size & Fuel Capacity
Fuel tank capacity
19.4gal · 73 L
The 2006 Acura RL has a fuel tank capacity of 19.4 gallons (73 liters) on every trim.
A full tank is good for roughly 466 highway miles or 310 miles around town, going by the EPA ratings.
19.4 gal · Bigger than 52% of 2006 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Fuel recalls
- Pump & gauge parts
- FAQ
2006 Acura RL fuel tank capacity by trim
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| 3.5 4dr Sedan AWD w/Navi System 3.5L 6cyl 5A · AWD MPG 16 / 24Range 310 / 466 mi | 3.5L 6cyl 5A | AWD | 19.4 gal73 L | 16 / 24 | 310 / 466 mi | |
| 3.5 4dr Sedan AWD w/Navi System, Tech Package 3.5L 6cyl 5A · AWD MPG 16 / 24Range 310 / 466 mi | 3.5L 6cyl 5A | AWD | 19.4 gal73 L | 16 / 24 | 310 / 466 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 2006 Acura RL 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 19 MPG, a full 19.4-gallon tank covers about 369 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 19.4 | 466 | 310 |
| 3/4 | 14.6 | 349 | 233 |
| 1/2 | 9.7 | 233 | 155 |
| 1/4 | 4.9 | 116 | 78 |
| 1/8 | 2.4 | 58 | 39 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 789 gallons, roughly 41 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.
- EPA combined
- 19 MPG
- Tailpipe CO2
- 468 g/mi
- Source
- EPA ratings
What it costs to fill up a 2006 Acura RL
$102.43 to fill the 19.4-gallon tank from empty with premium, at this week's US average of $5.28 a gallon.
| Tank | Fuel | US avg / gal | From empty | From 1/4 tank |
|---|---|---|---|---|
| 19.4 gal | Premium | $5.28 | $102.43 | $76.82 |
By region, 19.4-gallon tank
| Region | Premium / gal | Fill from empty |
|---|---|---|
| East Coast | $4.93 | $95.64 |
| Midwest | $5.37 | $104.18 |
| Gulf CoastLowest | $4.57 | $88.66 |
| Rocky Mountain | $5.12 | $99.33 |
| West Coast | $6.08 | $117.95 |
| CaliforniaHighest | $6.36 | $123.38 |
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
- 19.4-gallon tank$102.43
- A year of driving (15,000 mi)$4,168
Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.
RL tank size in other years
The 2006 RL uses the same 19.4 gal tank as the 2005 model.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2011 RL | 19.3 gal | 463 mi |
| 2010 RL | 19.4 gal | 427 mi |
| 2009 RL | 19.4 gal | 427 mi |
| 2008 RL | 19.4 gal | 466 mi |
| 2007 RL | 19.4 gal | 466 mi |
| 2006 RL | 19.4 gal | 466 mi |
| 2005 RL | 19.4 gal | 466 mi |
| 2004 RL | 18.0 gal | 396 mi |
| 2003 RL | 18.0 gal | 396 mi |
| 2002 RL | 18.0 gal | 396 mi |
| 2001 RL | 18.0 gal | 396 mi |
2006 Acura RL vs similar 2006 sedans
At 19.4 gallons, the RL's largest tank ranks second of the seven 2006 sedans compared here. The Audi A6 carries the most (21.1 gal) and the Cadillac STS the least (17.0 gal).
| 2006 model | Tank | Longest highway range |
|---|---|---|
| Audi A6 | 21.1 gal | 570 mi |
| Acura RL | 19.4 gal | 466 mi |
| BMW M5 | 18.5 gal | 315 mi |
| Jaguar S-Type | 18.4 gal | 478 mi |
| Lincoln LS | 18.0 gal | 414 mi |
| Volvo S80 | 18.0 gal | 486 mi |
| Cadillac STS | 17.0 gal | 425 mi |
Other 2006 sedans of a similar size, one model per brand.
2006 Acura RL fuel system recalls
None of the 8 recalls NHTSA lists for the 2006 Acura RL involve the fuel system.
2006 Acura RL fuel pump and gauge parts
NHTSA lists no fuel-system recall for the 2006 Acura RL, 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 2006 Acura RL?
The 2006 Acura RL holds 19.4 gallons (73 liters) on every trim we list.
How many gallons and liters does the 2006 Acura RL gas tank hold?
The 2006 Acura RL tank holds 73 liters, or 19.4 gallons in US gallons.
How far can a 2006 Acura RL go on a full tank?
About 466 miles on the highway and 310 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 2006 Acura RL go on a quarter tank?
About 116 highway miles or 78 in town from the 19.4-gallon tank, which has roughly 4.9 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2006 Acura RL take?
Premium unleaded (required). The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2006 Acura RL?
At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 19.4-gallon tank from empty costs $102.43. It ranges from $88.66 in the Gulf Coast to $123.38 in California.
How much does a full tank of gas weigh in a 2006 Acura RL?
About 120 pounds for the 19.4-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2006 Acura RL have a bigger gas tank than the Audi A6?
No. The 2006 Audi A6 holds up to 21.1 gallons; the 2006 Acura RL holds up to 19.4.
Has the 2006 Acura RL had a fuel pump or fuel system recall?
No. None of the 8 recalls NHTSA lists for the 2006 Acura RL 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 (fueleconomy.gov). 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 (Acura 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.