The 2013 Infiniti M56, part of the M sedan lineup produced from 2006 to 2013, is a luxury mid-size sedan that aimed to compete with established European rivals. Available primarily in the M56 and M56x (all-wheel drive) trims, its attractive pricing offered a compelling alternative. It stood out for its potent V8 engine and upscale interior, delivering a blend of performance and refinement.
The Good
The 2013 M56 offers a potent V8 engine for exhilarating performance, a refined and comfortable interior appealing to luxury desires, and solid reliability for peace of mind. Its sleek design turns heads, while its value proposition as a premium sedan at a competitive price makes it a smart choice.
The Bad
Potential buyers of the 2013 Infiniti M56 should be aware of its relatively thirsty fuel economy due to the V8 engine and some reports of early transmission issues. Infotainment system responsiveness can also be a minor point of contention for some users.
2013 Infiniti M56: Quick Overview
- Engine Options: The primary engine for the 2013 Infiniti M56 is a robust 5.6-liter V8 engine.
- Horsepower: This V8 powerhouse produces a healthy 420 horsepower.
- Torque: It also delivers 417 lb-ft of torque.
- Fuel Economy: Expect an EPA estimated fuel economy of approximately 16 mpg city and 23 mpg highway for rear-wheel drive models. All-wheel drive (M56x) models are slightly lower, around 16 mpg city and 22 mpg highway.
- 0-60 Times: Acceleration is brisk, with 0-60 mph times typically in the mid-to-high 4-second range, showcasing its performance capabilities.
- Towing Capacity: The 2013 Infiniti M56 is not designed for towing, and therefore, a towing capacity is not specified.
- Trim-Level Features (M56 and M56x):
- Standard Features (M56): Leather upholstery, heated and ventilated front seats, power-adjustable front seats, dual-zone automatic climate control, push-button ignition, keyless entry, rearview camera, Bluetooth connectivity, Bose premium audio system, 8-inch color display, navigation system, xenon headlights, 18-inch alloy wheels.
- M56x (All-Wheel Drive): Includes all features of the M56 plus Infiniti's intelligent all-wheel drive system.
- Optional Packages: Infiniti offered various packages that could be added, such as the Deluxe Touring Package (e.g., upgraded leather, heated steering wheel, sunroof, rear sonar system), Technology Package (e.g., adaptive cruise control, blind-spot monitoring, lane departure warning, forward collision warning), and Sport Package (e.g., sport-tuned suspension, sport seats, 20-inch alloy wheels, paddle shifters).
2013 Infiniti M56 Specifications
Vehicle Information
| Year | 2013 |
| Make | Infiniti |
| Model | M56 |
| Trim | - |
| Style | - |
| Type | Sedan |
| Category | Mid-Size Car |
Manufacturing Details
| Made In | Japan |
| Manufacturing City | TOCHIGI |
Dimensions
| Doors | 4-Door |
| Curb Weight | 4240 pounds |
| Gross Vehicle Weight Rating | - |
| Overall Height | 59.60 inches |
| Overall Length | 194.70 inches |
| Overall Width | 72.60 inches |
| Wheelbase Length | 114.20 inches |
| Standard Seating | 5 |
Engine & Performance
| Engine | 5.6L V8 |
| Engine Size | 5.6L |
| Engine Cylinders | 8 |
| Transmission | 7-Speed Automatic |
| Transmission Type | Automatic |
| Transmission Speeds | 7-Speed |
| Drivetrain | All-Wheel Drive |
Additional Features
| Anti-Brake System | 4-Wheel ABS |
| Steering Type | Rack & Pinion |
Pricing
| Manufacturer Suggested Retail Price (MSRP) | $63,600 |
| Invoice Price | $58,850 |
| Delivery Charges | $895 |
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What Problems Does the 2013 Infiniti M56 Have?
The 2013 Infiniti M56, while generally considered reliable, does have some reported issues that potential buyers should be aware of. One of the more commonly cited concerns revolves around the transmission. Some owners have reported experiencing rough shifting, hesitation, or even complete failure of the transmission, particularly at higher mileage points. While not universal, it’s a significant enough concern that thorough inspection and potentially a pre-purchase inspection by a mechanic are recommended. This issue seems to be more prevalent in earlier model years of the M series, but can still be a factor for the 2013 model. Another area to watch is the infotainment system. While generally functional, some users have noted occasional glitches, slow response times, or issues with Bluetooth connectivity. These are typically minor inconveniences rather than major mechanical failures.
There were a few recalls issued for the 2013 M56. One notable recall involved the occupant classification system, which could lead to the airbag system not deactivating properly. Another recall addressed potential issues with the power steering system. It's crucial to ensure that any applicable recalls have been addressed by a dealership. Long-term reliability is generally good for the powertrain, particularly the V8 engine, which is known for its robust construction. However, like any luxury vehicle, maintenance costs can be higher, and neglecting regular service can exacerbate potential problems. Some owners have also mentioned premature wear on brake pads and rotors, which could be attributed to the vehicle's weight and performance capabilities. Overall, while the 2013 M56 can be a dependable luxury sedan, paying attention to these potential weak points, especially the transmission, and ensuring a consistent maintenance history is vital for long-term satisfaction.
There were a few recalls issued for the 2013 M56. One notable recall involved the occupant classification system, which could lead to the airbag system not deactivating properly. Another recall addressed potential issues with the power steering system. It's crucial to ensure that any applicable recalls have been addressed by a dealership. Long-term reliability is generally good for the powertrain, particularly the V8 engine, which is known for its robust construction. However, like any luxury vehicle, maintenance costs can be higher, and neglecting regular service can exacerbate potential problems. Some owners have also mentioned premature wear on brake pads and rotors, which could be attributed to the vehicle's weight and performance capabilities. Overall, while the 2013 M56 can be a dependable luxury sedan, paying attention to these potential weak points, especially the transmission, and ensuring a consistent maintenance history is vital for long-term satisfaction.
How long will the 2013 Infiniti M56 last?
Based on owner data and typical maintenance practices, a well-maintained 2013 Infiniti M56 can reasonably be expected to provide 150,000 to 200,000 miles of service, and potentially more. The robust V8 engine is a strong point for long-term durability. However, weaknesses over time are often linked to the transmission, with some units experiencing issues around the 100,000-mile mark if not meticulously maintained. Other components like suspension parts and electronics might require attention as mileage increases. Consistent adherence to the manufacturer's recommended maintenance schedule, particularly fluid changes for the transmission and engine, is paramount to achieving high mileage and avoiding costly repairs.
What Technology & Safety Features are Included?
The 2013 Infiniti M56 was well-equipped for its era, offering a good array of standard and optional technology, entertainment, and safety features.
Standard Technology & Entertainment:
Optional Technology & Entertainment:
Driver-Assistance Features:
Safety Features:
Crash-Test Ratings:
The 2013 Infiniti M56 generally performed well in crash tests. The National Highway Traffic Safety Administration (NHTSA) awarded it an overall 5-star safety rating. The Insurance Institute for Highway Safety (IIHS) gave it "Good" ratings in all major crashworthiness tests, including moderate overlap front, side impact, roof strength, and head restraint tests.
Standard Technology & Entertainment:
- Infiniti's signature 8-inch color display served as the central hub for infotainment and vehicle settings.
- A standard rearview camera aided in parking and maneuvering.
- Bluetooth hands-free phone connectivity was included.
- The Bose 10-speaker premium audio system provided a rich listening experience.
- An AM/FM/CD/MP3 player with Radio Data System (RDS) was standard.
- Keyless entry and push-button ignition offered convenience.
- Dual-zone automatic climate control ensured passenger comfort.
Optional Technology & Entertainment:
- The **Navigation Package** offered a comprehensive navigation system with real-time traffic information and a voice recognition system.
- An enhanced **Bose Studio Surround sound system** with 16 speakers was available for audiophiles.
- A dual-screen rear-seat entertainment system was an option for rear passengers.
Driver-Assistance Features:
- The **Technology Package** was a significant upgrade, bundling several advanced driver-assistance systems (ADAS):
- Intelligent Cruise Control (ICC) could maintain a set distance from the vehicle ahead.
- Blind Spot Warning (BSW) and Blind Spot Intervention (BSI) systems helped alert the driver to vehicles in blind spots and could subtly guide the vehicle back into its lane.
- Lane Departure Warning (LDW) and Lane Departure Prevention (LDP) systems monitored lane position and provided alerts or intervention.
- Forward Collision Warning (FCW) and Forestalling Collision and Braking (FCB) systems could detect potential frontal collisions and apply braking if necessary.
- Front and rear sonar parking sensors were available to aid in low-speed maneuvers.
Safety Features:
- Standard safety equipment included front, front-side, and side-curtain airbags.
- Anti-lock brakes (ABS), electronic brake-force distribution (EBD), and brake assist were standard.
- Traction control and stability control systems were also included.
Crash-Test Ratings:
The 2013 Infiniti M56 generally performed well in crash tests. The National Highway Traffic Safety Administration (NHTSA) awarded it an overall 5-star safety rating. The Insurance Institute for Highway Safety (IIHS) gave it "Good" ratings in all major crashworthiness tests, including moderate overlap front, side impact, roof strength, and head restraint tests.
What Colors Options are Available?
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2013 Infiniti M56 Prices and Market Value
When new, the 2013 Infiniti M56 had an MSRP that typically started in the mid-$50,000s and could climb into the $60,000s or higher with optional packages and the M56x all-wheel-drive variant. As of late 2023/early 2024, used market prices for the 2013 Infiniti M56 generally range from $8,000 to $15,000, depending heavily on mileage, condition, trim level, and maintenance history. The vehicle has experienced significant depreciation, which is typical for luxury sedans of this age. Factors affecting its resale value include its potent V8 engine (which appeals to some but deters others due to fuel costs), its strong performance, and the availability of advanced features for its time. However, the potential for higher maintenance costs and known transmission concerns can negatively impact its value compared to some competitors. Well-maintained examples with lower mileage will command higher prices.
2013 Infiniti M56 Cost of Ownership
Owning a 2013 Infiniti M56 is generally considered moderately to costly. Insurance premiums will likely be higher than average due to its luxury status and powerful V8 engine. Fuel costs are also a significant factor, with its V8 consuming premium gasoline at a relatively high rate. Maintenance, including routine servicing and potential repairs for luxury components, can be expensive. While the V8 engine is durable, the transmission and other complex systems may require specialized and costly repairs if issues arise. Overall, the M56 is not an economical vehicle to own and operate, requiring a budget that accounts for premium fuel, potentially higher insurance, and more expensive maintenance and repair compared to non-luxury or smaller-engine vehicles.
2013 Infiniti M56 Fuel Efficiency
Fuel Type
Gasoline
Fuel Capacity
20.00 gallons
City Mileage
16 miles/gallon
Highway Mileage
23 miles/gallon
2013 Infiniti M56 Safety Rating
NHTSA
IIHS
2013 Infiniti M56 Warranty
Basic
Original warranty
48 months / 60,000 miles
Estimated remaining
Expired
Powertrain
Original warranty
72 months / 70,000 miles
Estimated remaining
Expired
Rust
Original warranty
84 months / unlimited miles
Estimated remaining
Expired
2013 Infiniti M56 Insurance
Insurance for a 2013 Infiniti M56 is moderately priced, reflecting its status as a Sedan with strong safety ratings and
reasonable repair costs.
reasonable repair costs.
How Does the 2013 Infiniti M56 Compare to Other Sedan?
The 2013 Infiniti M56 competed in the crowded luxury mid-size sedan segment against formidable rivals like the BMW 5 Series, Mercedes-Benz E-Class, Lexus GS, and Audi A6.
Performance: The M56's 420-hp V8 was a significant performance advantage over many base models of its competitors, offering more raw power and quicker acceleration. While the BMW 5 Series and Mercedes-Benz E-Class offered potent engine options, the M56 often provided more horsepower for the dollar.
Features: Infinitis of this era were known for offering a generous amount of luxury features and technology, often at a lower price point than their German counterparts. The M56's standard navigation, Bose audio, and available advanced driver aids were competitive. However, brands like Lexus often excelled in interior refinement and quietness, while BMW offered a more engaging driving dynamic.
Reliability: Historically, Japanese luxury brands like Lexus have held an edge in long-term reliability surveys. While Infiniti is generally reliable, some reported transmission issues with the M series can be a concern compared to the bulletproof reputation of models like the Lexus GS. BMW and Mercedes-Benz, while offering sophisticated driving experiences, can sometimes incur higher repair costs as they age.
Price: The M56's primary appeal was its value proposition. It offered V8 power and luxury amenities at a price often below similarly equipped models from BMW, Mercedes-Benz, or Audi.
Alternatives:
Performance: The M56's 420-hp V8 was a significant performance advantage over many base models of its competitors, offering more raw power and quicker acceleration. While the BMW 5 Series and Mercedes-Benz E-Class offered potent engine options, the M56 often provided more horsepower for the dollar.
Features: Infinitis of this era were known for offering a generous amount of luxury features and technology, often at a lower price point than their German counterparts. The M56's standard navigation, Bose audio, and available advanced driver aids were competitive. However, brands like Lexus often excelled in interior refinement and quietness, while BMW offered a more engaging driving dynamic.
Reliability: Historically, Japanese luxury brands like Lexus have held an edge in long-term reliability surveys. While Infiniti is generally reliable, some reported transmission issues with the M series can be a concern compared to the bulletproof reputation of models like the Lexus GS. BMW and Mercedes-Benz, while offering sophisticated driving experiences, can sometimes incur higher repair costs as they age.
Price: The M56's primary appeal was its value proposition. It offered V8 power and luxury amenities at a price often below similarly equipped models from BMW, Mercedes-Benz, or Audi.
Alternatives:
- Similar Alternatives: The Lexus GS 350 (especially the RWD model) offers a strong balance of performance, luxury, and exceptional reliability, though it typically has less horsepower than the M56. The Acura RLX (if available in a comparable year) also provides a well-equipped and reliable option.
- Better Alternatives (depending on priorities): If outright driving dynamics and brand prestige are paramount, a used BMW 5 Series (e.g., 535i or 550i) could be considered, though potentially with higher maintenance costs. For unparalleled comfort and a serene ride, a used Mercedes-Benz E-Class is a strong contender. For those prioritizing ultimate long-term reliability and a smooth, quiet ride above all else, the Lexus GS remains a top choice.
Final Verdict: Is the 2013 Infiniti M56 a Good Sedan?
The 2013 Infiniti M56 is ideal for buyers seeking a powerful, luxurious, and stylish sedan without the premium price tag of its German rivals. It's a compelling choice for those who prioritize strong V8 performance, a comfortable and well-appointed interior, and a host of modern features. It's certainly worth buying on the used market, particularly if you find a well-maintained example with a solid service history.
It is best purchased used, as its significant depreciation makes it an excellent value. When considering specific trims, the M56x (all-wheel drive) is beneficial for those living in regions with inclement weather. Buyers should be diligent in inspecting for any signs of transmission issues and ensure all recalls have been addressed. For budget-conscious performance enthusiasts who appreciate luxury, the 2013 M56 offers a lot of car for the money, provided they are prepared for potentially higher running costs.
It is best purchased used, as its significant depreciation makes it an excellent value. When considering specific trims, the M56x (all-wheel drive) is beneficial for those living in regions with inclement weather. Buyers should be diligent in inspecting for any signs of transmission issues and ensure all recalls have been addressed. For budget-conscious performance enthusiasts who appreciate luxury, the 2013 M56 offers a lot of car for the money, provided they are prepared for potentially higher running costs.
Simon A
Simon is a contributor to VinCheck, where he provides articles and reviews on various automotive topics. His work focuses on delivering accurate and up-to-date information about used cars, helping readers make informed decisions.