DeatschWerks Fuel Injectors

1998–2000 BMW E46 M52 850cc Top Feed Injectors

Part #: 17MX-00-0850-6

Overview

The DeatschWerks 98-00 BMW E46 M52 850cc Top Feed Injectors are high-performance fuel injectors designed to deliver precise and reliable fuel delivery for your BMW's engine. Built for enthusiasts and tuners seeking to maximize their vehicle's power potential, these injectors provide a significant upgrade over stock units, supporting increased horsepower and torque for spirited driving, track days, or high-performance applications.

Whether you're modifying your BMW for more power, improving throttle response, or ensuring consistent fuel delivery under demanding conditions, these injectors are engineered to meet the needs of performance-minded drivers. Their high flow rate of 850cc per minute ensures your engine receives ample fuel, supporting larger injectors and more aggressive tuning setups.

Key Features

DeatschWerks is renowned for its commitment to quality and performance, and these fuel injectors exemplify that dedication. Crafted with precision, they feature advanced engineering to ensure optimal spray patterns and fuel atomization, which translates into better combustion efficiency and power output. The injectors are designed with a top feed configuration, making them compatible with a wide range of BMW E46 models from 1998 to 2000 equipped with the M52 engine.

• High-flow 850cc/min flow rate supports increased horsepower and torque
• Top feed design for easy installation and compatibility with OEM fuel rails
• Precision-machined components ensure consistent spray patterns and reliable operation
• Built with high-quality materials for durability and resistance to fuel contaminants
• Drop-in fitment for straightforward installation without modifications
• Ideal for upgraded fuel systems, turbocharged, or supercharged applications
• Compatible with ethanol-blended fuels, including E85, for flexible tuning options
• Designed and manufactured in the USA with strict quality control standards
• Supports high-performance tuning and custom fuel maps for optimal power delivery

Construction & Design

These DeatschWerks fuel injectors are constructed with precision-machined bodies and high-quality internal components to ensure durability and consistent performance. The injectors feature a top feed design, which simplifies installation and maintenance. Their internal components are engineered to withstand high fuel pressures and aggressive tuning environments, making them suitable for both daily drivers and race applications.

The injectors utilize advanced spray technology to promote efficient fuel atomization, resulting in better combustion and improved engine response. Their robust construction ensures long-term reliability, even under demanding conditions such as high boost or extended high-RPM operation.

Installation & Fitment

Designed as a direct drop-in replacement, these injectors install easily into your BMW E46 M52 engine without the need for modifications. They utilize the factory top feed fuel rail and connectors, ensuring a straightforward installation process. No cutting, drilling, or tuning is required for basic operation, although a professional tune is recommended to maximize performance and ensure optimal fuel delivery.

• Plug-and-play installation with OEM fuel rails and connectors
• No modifications necessary for installation
• Recommended to have a professional tune to optimize fueling and performance

What's Included

• Set of four high-performance fuel injectors (850cc/min)
• Installation instructions

Ideal For

• BMW E46 1998–2000 with M52 engine
• Performance enthusiasts seeking increased fuel capacity for upgrades
• Turbocharged or supercharged builds requiring higher fuel flow
• Custom tuning projects aiming for maximum power and responsiveness