For Infiniti Q50 Q60 3.0L K6T56074 Car Turbo Wastegate Actuator K6T56771 K6T52274. Turbocharging System: Optimized pressure management enhances engine responsiveness, resulting in a smooth and agile driving experience. Stable performance: manufacturing processes result in faster turbo start-up and higher efficiency, leading to power and lower fuel consumption. It increases engine power and improves fuel economy. This allows for more efficient fuel combustion, thus improving fuel efficiency. This product is designed to standard specifications and can directly replace old or damaged parts without any modification or adjustment.