The mid-size luxury sedan that was Infiniti's answer to the BMW 5-Series—a comfortable, powerful, and well-equipped car that was a hit with executives. It was the car for people who wanted luxury and performance.
The M-series was a front-engine, rear-drive or AWD, unibody mid-size luxury sedan.
1st gen (2003-2004): 3.5L VQ35DE V6 (260 hp) or 4.5L VK45DE V8 (340 hp), 5-speed auto.
2nd gen (2006-2010): 3.5L VQ35DE V6 (280 hp) or 4.5L VK45DE V8 (325 hp), 5-speed auto.
3rd gen (2011-2013): 3.7L VQ37VHR V6 (330 hp), 5.6L VK56DE V8 (420 hp in M56), or 3.5L V6 hybrid (360 hp in M35h). Transmissions: 7-speed auto.
The M-series is reliable. The VQ35DE, VQ37VHR, VK45DE, and VK56DE are durable engines. The 7-speed auto is reliable. The hybrid is complex but reliable. The M-series is a reliable luxury sedan.
Every listing below is VIN-matched to your exact M35 / M45 / M56 before it ships, backed by a 60-day replacement warranty:
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