Description
The do88 Performance Turbo Plenum for the 997.1 Porsche 911 Turbo enhances airflow and engine performance with its Y-shape design, replacing the restrictive OEM T-shape. It improves flow by 34% with the GT3 82mm throttle body and 18% with the OEM 74mm throttle body, making it an ideal upgrade for both stock and high-performance setups. (price includes all import tariffs)
![do88 Performance Turbo Plenum for 997.1 Porsche 911 Turbo [TR-150-OEM/TR-150-GT3]](https://diamondusedparts.com/wp-content/uploads/2026/04/do88-performance-turbo-plenum-for-9971-porsche-911-turbo.jpg)





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