DeatschWerks Fuel Injectors

2006–2012 Yamaha Apex 550cc Fuel Injectors (Set of 4)

Part #: 16U-45-0550-4

Overview

The DeatschWerks 06-12 Yamaha Apex 550cc Fuel Injectors are high-performance replacement injectors designed specifically for Yamaha Apex models from 2006 to 2012. Engineered to deliver precise fuel delivery, these injectors are ideal for enthusiasts seeking to optimize their fuel system for increased performance, reliability, and efficiency. Whether you're upgrading for enhanced power, supporting modifications, or restoring your vehicle's original performance, these injectors provide a direct drop-in solution that ensures your Yamaha Apex runs smoothly and responds confidently under various riding conditions.

Built with quality and durability in mind, DeatschWerks injectors are trusted by performance enthusiasts and professional tuners alike. They help support increased horsepower and torque by providing consistent, accurate fuel flow, which is essential for maintaining optimal air-fuel ratios during spirited riding or modified engine setups. These injectors are perfect for those looking to improve throttle response, fuel economy, and overall engine reliability without extensive modifications or tuning hassles.

Key Features

DeatschWerks fuel injectors incorporate advanced engineering and high-quality materials to ensure superior performance and longevity. Key features include:

• High-flow 550cc/min flow rate, suitable for modified or high-performance Yamaha Apex engines.
• Drop-in fitment designed specifically for Yamaha Apex models from 2006 to 2012, ensuring seamless installation without the need for additional adapters or modifications.
• Precision-machined components and high-grade stainless steel internal parts for durability and resistance to corrosion.
• Electrically matched to ensure consistent spray patterns and fuel delivery across all four injectors.
• Optimized spray pattern for efficient atomization, promoting better combustion and power output.
• Designed to support increased fuel demands while maintaining OEM-like reliability and responsiveness.
• Compatible with stock fuel systems and capable of supporting mild to moderate performance upgrades.
• Manufactured in the USA with strict quality control standards, ensuring each injector meets or exceeds OEM specifications.

Construction & Design

DeatschWerks injectors feature a robust construction utilizing high-quality stainless steel internal components and a durable plastic body designed to withstand the rigors of high-performance use. The injectors are engineered with precision to provide accurate fuel metering and spray patterns, which are critical for maintaining optimal engine performance. Their compact, drop-in design ensures easy installation and compatibility with the factory fuel rail and wiring harness. The internal solenoid is engineered for quick response and long-term reliability, making these injectors suitable for both daily driving and aggressive riding scenarios.

Installation & Fitment

The DeatschWerks 06-12 Yamaha Apex 550cc Fuel Injectors are a direct replacement for the factory injectors, making installation straightforward for those familiar with basic fuel system work. No modifications, cutting, or tuning are typically required for stock or mildly modified engines. However, for optimal performance, a professional tune is recommended when used with significant engine modifications or increased fuel demands. The injectors connect seamlessly to the OEM wiring harness and fit perfectly into the stock fuel rail, ensuring a secure and leak-free installation.

• Plug-and-play installation with OEM connectors
• No cutting or drilling required
• Compatible with stock fuel system components
• Ideal for performance upgrades, tuning, or restoring factory performance

What's Included

• Set of four DeatschWerks 550cc Fuel Injectors
• Installation instructions

Ideal For

• Performance enthusiasts seeking reliable fuel delivery upgrades
• Owners restoring or maintaining Yamaha Apex models from 2006 to 2012
• Modded engines requiring higher fuel flow for increased horsepower
• Those looking for a direct-fit, high-quality replacement injector