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2013 Infiniti

M56

Auto (S7), 8 cyl, 5.6 L

Infiniti M56: best and worst years

Overview

Body
Midsize CarsEPA, from EPA, last updated 6/11/2026
Drivetrain
Rear-Wheel DriveEPA, from EPA, last updated 6/11/2026
Transmission
Automatic (S7)EPA, from EPA, last updated 6/11/2026
Powertrain
GasEPA, from EPA, last updated 6/11/2026
Fuel
PremiumEPA, from EPA, last updated 6/11/2026

Engine & performance

Cyl
8EPA, from EPA, last updated 6/11/2026
Aspiration
Naturally aspiratedEPA, from EPA, last updated 6/11/2026
Start-stop system
NoEPA, from EPA, last updated 6/11/2026

Efficiency

MPG Hwy
24 mpgEPA, from EPA, last updated 6/11/2026
MPG City
16 mpgEPA, from EPA, last updated 6/11/2026
MPG Comb
19 mpgEPA, from EPA, last updated 6/11/2026
Fuel $/yr
$4,050EPA, from EPA, last updated 6/11/2026
CO₂
476 g/miEPA, from EPA, last updated 6/11/2026
Eco Score
4/10EPA, from EPA, last updated 6/11/2026
Smog score
5/10
Elec. Range
0 miEPA, from EPA, last updated 6/11/2026
SmartWay certified
No

Dimensions & capacity

Length
195 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Width
73 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Height
59 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Wheelbase
114 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Curb Weight
4,028 lbNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Pass. Vol
104 ft³EPA, from EPA, last updated 6/11/2026
Cargo Vol
15 ft³EPA, from EPA, last updated 6/11/2026

Safety NHTSA, model year

Overall crash rating
★★★★★
Rollover rating
★★★★
Stability control (ESC)
Standard
Forward-collision warning
Optional
Lane-departure warning
Optional
Recalls
3
Owner complaints
2
Theft rate
0.0 per 1,000 produced (CY 2013 federal data)

Feature availability

Which features come standard, cost extra, or are locked to a pricier trim arrives with the next data phase. Standard equipment shows here today.

Standard

Reported problems NHTSA owner complaints, model year

  • FUEL/PROPULSION SYSTEM50%
  • POWER TRAIN50%

Source: NHTSA owner complaints, 4 total.

Infiniti M56: best and worst years

Warranty manufacturer terms, by make

Basic
4 yr / 60k mi
Powertrain
6 yr / 70k mi
Roadside assistance
4 yr
Maintenance
3 yr

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.