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Q50L engine (Infiniti Q50L: engine recovery plan): significantly improved performance and Arena Plus loginfuel economy Infiniti Q50L is a limousine, which The model introduces a new V6 3.0L twin-turbocharged engine. This engine is designed based on the existing V6 3.0L naturally aspirated engine. Through the application of twin-turbocharging technology, its performance and fuel economy have been significantly improved, reaching a higher standard. The V6 3.0L twin-turbocharged engine of Infiniti Q50L is made by Nissan Motor Co., Ltd.) Design and manufacture. As part of Nissan's high-end luxury brand Infiniti, the Q50L's engine recovery plan aims to make the car a more competitive limousine. Through the application of twin-turbocharging technology, the performance and fuel economy of the engine have been improved, and it is more in line with the requirements of modernization, more environmentally friendly and more efficient. This V6 3.0L twin-turbocharged engine is also equipped with Infiniti's latest variable compression ratio VC-Turbo technology, which can change the compression ratio of the engine as needed, with a wider power range and higher thermal efficiency. In addition, the engine is also equipped with electronically controlled variable valve lift technology, which can control the valve lift more accurately while reducing friction.The joint application of these technologies enables the engine to provide higher power output with lower fuel consumption. In addition to the above technical applications, this engine also applies direct injection technology and dual variable vortex flow control technology. The optimization of these technologies improves the engine power and torque. The maximum output power of the engine is 298kW (405 hp) and the maximum torque is 475Nm (350 lb-ft). In terms of acceleration performance, the Q50L can accelerate from stationary to 60 miles per hour (about 96.6 km/h) in only 4.5 seconds. In terms of fuel economy, the engine can provide better fuel economy performance. According to the EPA test standards, the average comprehensive fuel economy of Q50L is 24 km/gallon (about 10.21 km/l).Considering the significant increase in the displacement and power improvement of the car, this is also a very bright aspect. In general, the V6 3.0L twin-turbocharged engine of Infiniti Q50L and the corresponding technical application have improved its performance and fuel economy accordingly. This is also an important measure of the Infiniti Q50L engine recovery plan. At the same time, it also shows that the Infiniti design and engineering team has made significant progress in actively researching and applying advanced technologies. Based on the success of the above applications, Infiniti will accelerate its adoption in other limousine models in the future to improve the performance and economy of the entire fleet.

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