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The Subaru Impreza 2.5i (EJ253) and JDM Ver8/9 (EJ207) STi intake manifolds are great solutions for eliminating the tumble generator valves on modified engines.
These Radium Engineering adapters permit the use of any OEM or aftermarket Subaru top feed fuel rail (such as Radium 20-0479) to be used.
The slotted hole positioning below is specifically for the Subaru EJ253 intake manifold. Moving the adapters outwards allows fuel rail fitment for the Ver 8/9 JDM EJ207 STi intake manifold.
Features
- CNC Machined Billet 6061 Aluminum
- Anodized and Laser Etched
- Stainless Steel Hardware
Fitment
- EJ20 or EJ25 with 2.5i or ver 9/9 STI intake manifold
WARNING: Operating, servicing and maintaining a passenger vehicle or off-road vehicle can expose you to chemicals including engine exhaust, carbon monoxide, phthalates, and lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. To minimize exposure, avoid breathing exhaust, do not idle the engine except as necessary, service your vehicle in a well-ventilated area and wear gloves or wash your hands frequently when servicing your vehicle. For more information go to https://www.P65Warnings.ca.gov/passenger-vehicle.
| SKU | rad20-0372 |
|---|---|
| Manufacturer's Part Number | 20-0372 |
| Brand | Radium Engineering |






