SKU: GSL414 | UPC: GSL414
Walbro GSL414 High Performance Turbine Fuel Pump Subaru Impreza WRX STI 2002-2021
The Walbro GSL414 is a compact external turbine fuel pump built for demanding performance applications. It fits Subaru Impreza WRX and STI models from 2002 to 2021 along with other imports requiring supplemental fuel supply. Provides steady 255 LPH flow at 43 PSI to maintain power during high boost levels.
Key Features
- Flow Capacity: 255 liters per hour at 43 PSI supports engine tunes up to 500 horsepower
- Pressure Range: Handles 10 to 110 PSI for versatile use in stock and modified setups
- Compact Size: 1.5 inch diameter by 4.125 inches long installs in tight engine bays
- Material Durability: Composite housing resists corrosion and works with E85 ethanol blends
- Quiet Operation: Turbine design minimizes noise compared to gerotor pumps
Product Notes
- Bulk packaging offers value for shops and enthusiasts
- Check fuel line diameter for direct hose barb connection
- Store in dry area to prevent moisture damage
Installation Notes
- Professional installation recommended.
- Connect to 12V switched power with 10 amp fuse
- Uses standard clip-on Walbro fittings or 5/16 inch hose barbs
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2007 | Subaru | Impreza | WRX |
| 2004-2021 | Subaru | Impreza | STI |
| 2003-2006 | Mitsubishi | Lancer | Evolution |
| 2007-2015 | Nissan | 350Z | All |
| 2009-2020 | Nissan | 370Z | All |
| 2008-2015 | Mitsubishi | Lancer | Evolution GSR |
Why Choose Walbro?
- Supplies OEM fuel systems to major automakers
- Track tested in motorsports for consistent delivery
- Precision turbine for long service life
Frequently Asked Questions
- Q: Will the GSL414 fit 2010-2021 STI models?
A: Yes it bolts up as a supplemental pump in the factory fuel line or surge tank on 2004-2021 STI with no modifications - Q: What materials handle fuel compatibility?
A: Armature and turbine use carbon vanes with reinforced plastic housing rated for gasoline and E85 - Q: What warranty coverage applies?
A: Backed by Walbro limited lifetime warranty for manufacturing defects under normal use
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Cardboard box 6 x 4 x 4 inches
- Weight: 0.75 lbs
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