BMW 1 3 5 6 Series 1 E60 E81 E82 E87 E90 E91 E92 LCI Fuel Injector Petrol N43

BMW 1 3 5 6 Series 1 E60 E81 E82 E87 E90 E91 E92 LCI Fuel Injector Petrol N43 is an original fuel system component designed for precise fuel delivery in popular BMW E60, E81, E82, E87, E90, E91, and E92 LCI models. As an original BMW part, it ensures compliance with factory engine operating parameters and stable performance of the N43 unit. This is the solution for users who want to maintain consistency with the factory fuel injection system design without the need for modifications.

Specifications and technical data

• SKU: 7565137-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7565137
• Substitutable numbers: 13537589048, 7589048, PETROLi, 13534548853, 4548853, 13537625713, 7625713, 13537565137, 13537584681, 7565137, 7584681, EM
• Fuel type: Petrol

Injector application and function

The presented injector operates in the N43 petrol engine, where it is responsible for the precise delivery of fuel into the combustion chamber. A correctly selected component of this type:

• stabilizes engine operation at idle,
• contributes to smooth acceleration without jerking,
• helps maintain proper fuel consumption,
• reduces the risk of ECU errors related to the air-fuel mixture.

By maintaining the factory flow characteristics, the injector works with the original engine control unit without the need for software modifications or additional installations.

Original BMW part vs. replacements

In a petrol engine fuel system, repeatability of parameters and resistance to operating conditions are crucial. The original BMW injector has been designed specifically for the requirements of the N43 unit, which translates into:

• precise fitment to the injector seat and fuel rail,
• proper cooperation with the system's operating pressure,
• compatibility with the injection maps stored in the ECU.

If you are wondering whether it is better to choose a used OEM part or a replacement, you will find practical tips in the article 5 reasons why a used OEM part may be a better choice than a replacement.

Technical characteristics and compatibility

The injector is designed to work in a petrol fuel system compatible with the design of the N43 engine used in selected models of the 1, 3, 5, and 6 series. This ensures:

• proper fuel spray pattern,
• compatibility with system operating pressure,
• consistency with factory exhaust emission parameters.

The presence of the OEM part number and interchangeable numbers in the specification facilitates unambiguous verification of compatibility with a specific engine version and vehicle year. In case of doubt, it is worth comparing the markings with data from the manufacturer's catalog or the number on the removed component.

Condition, origin, and cost-effectiveness

The offered injector is a used original BMW part, which allows you to combine reasonable cost with the preservation of factory build quality. For many users, this is a beneficial compromise between price and durability, especially in the case of high-precision elements such as fuel injection system components.

If you want to learn more about the benefits of choosing used parts for this brand, check out the guide Used parts for BMW – the most important benefits for fans of the brand, where you will find practical tips on conscious component selection.

Why choose this injector

By choosing this component, you gain factory fitment for the N43 engine, the preservation of original operating parameters, and the ability to install it without modifying the system. This is particularly important during fuel system repairs, where an incorrectly selected replacement can cause difficult-to-diagnose engine performance issues.

This injector will work well both for a standard replacement of a worn-out part and for comprehensive fuel system maintenance in a BMW 1, 3, 5, or 6 series with an N43 unit, allowing you to restore stable, predictable engine operation and comfort in daily use.