Description
Replacement O-Ring for BMW DISA Valve M54 Engine (3 Series, 5 Series)
If your DISA valve O-Ring is defective or deteriorating, it can cause air seepage into the intake, leading to rough idling or misfiring in your vehicle.
Compatible with DISA valves for these specified models:
- E39 – 525i, 530i
- E46 – 320i, 325i, 325Ci, 325xi, 330i, 330Ci, 330xi
- E53 – X5 3.0i
- E60 – 525i, 530i
- E65 – 730i
- E66 – 730Li
- E83 – X3 2.5i, 3.0i
- E85 – Z4 2.5i, 3.0i
A defective or deteriorating DISA valve O-ring can allow air to seep into the intake system, causing rough idling, misfires, or performance issues in your BMW.
Key Features:
- Direct replacement for BMW DISA valve O-ring
- Durable material for long-lasting performance
- Maintains proper air intake sealing and engine performance
- Made in the USA
Installation must follow BMW manufacturer specifications. All parts are brand new and satisfaction guaranteed.

