Description
The DeatschWerks 42M-03-0550-2 is a premium set of two 550cc low impedance fuel injectors designed specifically for the Mazda RX-7 models from 1986 and 1987. Built with high-performance capabilities, these injectors deliver precise fuel metering essential for optimized engine performance and tuning. Manufactured by DeatschWerks, a trusted leader in fuel system solutions since 2004, these injectors are ideal for enthusiasts seeking reliable fueling upgrades for sports and performance vehicles.
Constructed with a top feed design, these injectors ensure consistent fuel delivery and compatibility with a variety of aftermarket fuel systems. The low impedance design allows for faster response times and better fuel atomization, which enhances power output and throttle response. Whether you’re upgrading for increased horsepower or replacing worn-out units, these injectors provide the quality and performance necessary for aggressive driving and tuning applications.
DeatschWerks offers a comprehensive lineup of over 800 SKU’s covering a wide range of automotive applications, including sport compact, modern muscle, euro, and powersport vehicles. These injectors are engineered with precision to meet the demands of high-performance builds while maintaining compatibility with stock and modified fuel systems. As a part of their high-flow injector range, the 550cc units are suitable for moderate to high horsepower setups, providing flexibility for various tuning needs.
Designed and manufactured in Oklahoma City, OK, DeatschWerks ensures rigorous quality assurance and manufacturing standards. These injectors feature a durable construction that resists corrosion and wear, supporting long-term reliability. Easy to install and compatible with existing fuel rails, these injectors are a perfect upgrade for Mazda RX-7 owners looking to enhance their vehicle’s fueling system with proven, high-quality components.
Features:
- Set of two 550cc fuel injectors designed for high-performance applications
- Low impedance design for faster response and improved fuel atomization
- Top feed configuration for reliable fuel delivery
- Compatible with Mazda RX-7 models from 1986 and 1987
- Manufactured by DeatschWerks, a leader in fuel system solutions since 2004
Fitment:
Mazda RX-7 Base 1986
Mazda RX-7 Base 1987
Mazda RX-7 Base 2+2 1987
Mazda RX-7 GXL 1986
Mazda RX-7 GXL 1987
Mazda RX-7 GXL 2+2 1987
Mazda RX-7 LX 1987
Mazda RX-7 LX 2+2 1987
Mazda RX-7 Sport 1987
Mazda RX-7 Turbo 1986
Mazda RX-7 Turbo 1987















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