2008 INFINITI M45
2 trims · Sedan
Starting MSRP
$50,250 – $52,750
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How much should you pay for the INFINITI M45? 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 45
Total price (45 MSRP)
$50,250
Typical monthly
$995/mo
Avg. APR
7.00%
60-month loan estimate for good credit (rates as of 2026-07-12). Not a credit offer; actual APR varies by lender, credit, and dealer.
Open loan calculatorCompare 2008 INFINITI M45 trims
45
- MSRP
- $50,250
- Fuel economy (city/hwy)
- 16/21
- Horsepower
- 325 hp
- Torque
- 336 lb-ft
- Engine
- 4.5L V8 gas
- Seating
- 5
- Drivetrain
- RWD
- Cargo (cu ft)
- 14.9
- Max towing
- —
45 x
- MSRP
- $52,750
- Fuel economy (city/hwy)
- 14/20
- Horsepower
- 325 hp
- Torque
- 336 lb-ft
- Engine
- 4.5L V8 gas
- Seating
- 5
- Drivetrain
- AWD
- Cargo (cu ft)
- 14.9
- Max towing
- —
| Spec | 45 | 45 x |
|---|---|---|
| MSRP | $50,250 | $52,750 |
| Fuel economy (city/hwy) | 16/21 | 14/20 |
| Horsepower | 325 hp | 325 hp |
| Torque | 336 lb-ft | 336 lb-ft |
| Engine | 4.5L V8 gas | 4.5L V8 gas |
| Seating | 5 | 5 |
| Drivetrain | RWD | AWD |
| Cargo (cu ft) | 14.9 | 14.9 |
| Max towing | — | — |
Manufacturer specifications by trim and drivetrain. Same trim names with different MSRPs are distinct FWD/AWD (or other drivetrain) configurations from the catalog. MSRP excludes destination fees, taxes, and dealer-installed options.
Full specifications
Engine & drivetrain
- Engine type
- 45gas45 xgas
- Fuel type
- 45premium unleaded (required)45 xpremium unleaded (required)
- Cylinders
- 45V845 xV8
- Displacement
- 454.5 L45 x4.5 L
- Horsepower
- 45325 hp45 x325 hp
- Torque
- 45336 lb-ft45 x336 lb-ft
- Transmission
- 455-speed shiftable automatic45 x5-speed shiftable automatic
- Drivetrain
- 45rear wheel drive45 xall wheel drive
Dimensions
- Body type
- 45Sedan45 xSedan
- Doors
- 45445 x4
- Seating
- 45545 x5
- Length
- 45194.1 in45 x194.1 in
- Width
- 4571.1 in45 x71.1 in
- Height
- 4559.4 in45 x60 in
- Wheelbase
- 45114.2 in45 x114.2 in
- Ground clearance
- 455.1 in45 x5.5 in
Capacity & weight
- Cargo capacity
- 4514.9 cu ft45 x14.9 cu ft
- Max cargo capacity
- 4514.9 cu ft45 x14.9 cu ft
- Curb weight
- 453,990 lbs45 x4,176 lbs
- Fuel tank
- 4520 gal45 x20 gal
Fuel economy & EV
- Combined MPG
- 451845 x16
- City MPG
- 451645 x14
- Highway MPG
- 452145 x20
| Spec | 45 | 45 x |
|---|---|---|
| Engine & drivetrain | ||
| Engine type | gas | gas |
| Fuel type | premium unleaded (required) | premium unleaded (required) |
| Cylinders | V8 | V8 |
| Displacement | 4.5 L | 4.5 L |
| Horsepower | 325 hp | 325 hp |
| Torque | 336 lb-ft | 336 lb-ft |
| Transmission | 5-speed shiftable automatic | 5-speed shiftable automatic |
| Drivetrain | rear wheel drive | all wheel drive |
| Dimensions | ||
| Body type | Sedan | Sedan |
| Doors | 4 | 4 |
| Seating | 5 | 5 |
| Length | 194.1 in | 194.1 in |
| Width | 71.1 in | 71.1 in |
| Height | 59.4 in | 60 in |
| Wheelbase | 114.2 in | 114.2 in |
| Ground clearance | 5.1 in | 5.5 in |
| Capacity & weight | ||
| Cargo capacity | 14.9 cu ft | 14.9 cu ft |
| Max cargo capacity | 14.9 cu ft | 14.9 cu ft |
| Curb weight | 3,990 lbs | 4,176 lbs |
| Fuel tank | 20 gal | 20 gal |
| Fuel economy & EV | ||
| Combined MPG | 18 | 16 |
| City MPG | 16 | 14 |
| Highway MPG | 21 | 20 |