SKU: 13-1187
Radium Engineering 12mm Inlet Pump Triple Pump Base for 2008-2021 Subaru STI/WRX
This CNC machined aluminum base mounts three brushless fuel pumps with 12mm inlets directly into Radium 13-0410 Triple Surge Tank Manifold. It delivers massive fuel flow for 2000+ horsepower builds in high boost Subaru STI and WRX models. Pair it with compatible pumps like Walbro 525 or Bosch for reliable high pressure delivery.
Key Features
- Triple Pump Mounting: Securely holds three brushless pumps with M8x1.0 studs spaced 52.5mm for precise alignment and vibration resistance
- Single -12AN Inlet: Large port feeds all pumps evenly supporting flows over 3000cc/min total for extreme power levels
- Billet Aluminum Construction: CNC machined from 6061-T6 aluminum with black anodized finish for corrosion resistance and durability
- Direct Surge Tank Integration: Bolts seamlessly to Radium 13-0410 manifold with O-ring seals to prevent leaks under high pressure
- Universal Pump Compatibility: Works with Walbro EJI 525 DeatschWerks DW400 AEM 320lph Bosch 044-style pumps featuring 12mm ports
Product Notes
- Requires Radium 13-0410 Triple Surge Tank Manifold for installation
- Verify pump inlet size and mounting studs before purchase
- Box dimensions 8in x 6in x 4in shipping weight 1.4lbs
Installation Notes
- Professional installation recommended.
- Torque pump mounting bolts to 5-7 Nm using thread locker
- Includes mounting hardware compatible with Radium manifolds only
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2008-2021 | Subaru | Impreza | WRX STI |
| 2015-2021 | Subaru | WRX | All |
| 2004-2007 | Subaru | Impreza | WRX STI |
| 2015-2020 | Subaru | BRZ | All |
| 2008-2015 | Mitsubishi | Lancer Evolution | X |
Why Choose Radium Engineering?
- Proven in motorsport racing with thousands of installations worldwide
- Manufactured in USA with tight tolerances for consistent performance
- Engineered for direct replacement in high demand fuel systems
Frequently Asked Questions
- Q: Which vehicles does this fit with Radium surge tanks?
A: Designed for 2008+ Subaru STI/WRX and similar EFI turbo cars using 13-0410 manifold fits 2.5L EJ/FA engines - Q: What material is used?
A: 6061-T6 billet aluminum black anodized for heat and fuel resistance lasts under boost - Q: What is the warranty?
A: Limited lifetime warranty against manufacturing defects when installed correctly
Shipping & Handling
- Method: UPS Ground / USPS Priority Mail
- Availability: In stock – ships same or next business day
- Packaging: Foam protected in 8 x 6 x 4 inch corrugated box
- Weight: 1.4 lbs
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