Fitment: For Yaris 1.4D-4D. Precise Fuel Pressure Control for Smooth Performance: This fuel pressure regulator maintains stable fuel delivery to the engine, helping ensure smooth throttle response and consistent idle. It supports fuel system balance, enhancing overall driving quality and engine efficiency Reliable Operation in Varied Conditions: Designed for steady performance under diverse driving environments, the engine fuel pressure regulator helps prevent pressure fluctuations. It supports reliable engine behavior during acceleration, hill climbs, and prolonged use Supports Engine Health and Fuel Efficiency: With controlled fuel pressure from the fuel system pressure regulator, your engine can burn fuel more cleanly. This contributes to reduced emissions and may help preserve engine components for longer-term durability Easy Installation, Quick System Upgrade: This vehicle fuel pressure valve is designed for straightforward replacement with standard fittings. The fuel pressure regulator replacement and upgrade kit allow for a fast installation, restoring optimal fuel control without complex steps, Weight: 0.110231131 Pounds, Manufacturer: BWZJS Store