Air Intake Manifold DISA Valve Membrane O-Ring for BMW E36 318i 318is 318ti Z3

Upgrade or repair your BMW DISA system with this Air Intake Manifold DISA Valve Membrane O-Ring. Crafted from durable rubber, this high-precision membrane is designed to seal the DISA valve reliably, helping maintain optimal air flow and engine efficiency. Brand new and built to the exacting standards of OE-compatible parts, it fits a range of BMW models and can restore smooth idling and responsive throttle when the DISA system shows signs of wear. Featuring high accuracy, hermetically sealed construction and a compact size, this membrane O-ring is engineered to perform under the demanding conditions inside the BMW intake manifold. The part numbers to verify are 11611438404, 11611435715, 11611247202 and the variant V201836, ensuring you get the correct membrane for your DISA valve. Compatibility targets several BMW models, including E36 318i/318is/318ti and Z3, with additional fitment noted for E46 sedans/wagons and E34 applications. Before purchasing, please verify that your part number matches the OEM numbers listed to ensure a correct replacement. Benefits & Tips Restore reliable DISA valve sealing to improve air metering and engine response on affected BMW engines. Replace…