Febi 11-61-7-560-538 Intake Manifold Adjusting Unit DISA Valve

The Febi 11-61-7-560-538 is an intake manifold adjusting unit, commonly known as a DISA valve (Differenzierte Sauganlage or Differentiated Intake System). This adjusting unit for intake manifold (DISA valve) is designed to optimize engine performance by controlling airflow through the intake system.

How It Works:

The DISA valve adjusts the intake manifold runner length to improve performance. When operating at low RPMs, the DISA valve closes, guiding air through resonance manifolds, which improves low-end torque and fuel efficiency. As RPMs increase, the valve opens, enabling a more direct air path to the intake valves, enhancing power output. This electronically controlled system responds to engine computer signals to optimize performance across the entire RPM range.

Key Features:

• OE-quality replacement manufactured by Febi Bilstein
• Black and green color design with 3 connector ports
• Weight: 0.248 kg (0.547 lbs)
• Febi part number: 109591
• OEM reference number: 11617560538
• Direct replacement for BMW OEM part

Common Failure Symptoms:

When it fails it can lead to a rough idle and perhaps an engine fault code light. Other symptoms may include hesitation at low RPM, reduced power output, and decreased fuel efficiency.

Why Replace:

The DISA valve is a common maintenance item on BMW engines equipped with this system. Regular replacement helps maintain optimal engine performance, fuel efficiency, and prevents potential engine damage from a catastrophically failed valve. Febi Bilstein offers OE-quality replacement parts backed by German engineering standards.