Single-piece billet aluminum rotating pin with Torx Plus key ensures secure flap orientation and prevents rounding
3D-printed PAHT CF flap and clamps offer high temperature resistance and chemical durability
OEM-style waffle grid maintains structural support and increases midrange turbulence for improved airflow
5 mm capped drain plug allows monitoring of oil levels to prevent engine damage
Fully assembled with aftermarket DISA electronics shells and high-temperature lubricant for reliable operation
Summarized by Shop
This product is often times assembled after order, please allow upwards of 12-14 days before shipment DISAs are not using TPU seals as originally advertised, standard shaft seals are retained
What are N52 DISA valves?
The 3 stage intake manifold (3sim) or "330i conversion" is a popular OEM upgrade amongst N52 enthusiasts worldwide. The ma