SKU: GSL393
Walbro 155lph Universal In-Line Pump GSL393 Fits 2002-07 Subaru WRX 1988-95 Honda Civic Si Acura Integra GSR VW Golf GTI Mazda Miata
The Walbro 155lph Universal In-Line Pump GSL393 delivers reliable high-volume fuel for performance vehicles like Subaru Impreza WRX Honda Civic Si Acura Integra GSR VW Golf GTI and Mazda Miata LS. This external pump maintains steady pressure and flow in EFI systems and forced induction setups for better engine response. Install inline to increase fuel capacity without tank modifications.
Key Features
- Flow Rate: 155 liters per hour at 43 PSI supplies ample fuel for modified engines and high horsepower builds
- Pressure Capability: Up to 125 PSI supports aggressive regulator settings in turbocharged or supercharged applications
- Fuel Compatibility: Handles gasoline E85 and methanol blends for flex-fuel setups and alternative fuels
- Compact Size: 4.6 inches long by 1.8 inches diameter allows mounting in restricted engine bays
- Steel Construction: Robust housing withstands corrosion and extreme conditions for extended service life
Product Notes
- Pair with an inline fuel filter to protect the pump and sustain flow efficiency
- Operate on 12V DC systems with 5.5 amp draw under load
- Packaged securely to prevent damage during transit
Installation Notes
- Professional installation recommended.
- Wire to ignition-switched 12V source using 10 amp inline fuse and relay for safety
- Mount with included bracket or universal clamps compatible with 5/16 inch fuel lines
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2007 | Subaru | Impreza | WRX |
| 1988-1995 | Honda | Civic | Si |
| 1990-2001 | Acura | Integra | GSR |
| 1999-2005 | Volkswagen | Golf | GTI |
| 1989-1997 | Mazda | Miata | LS |
| 1991-1994 | Nissan | 240SX | SE |
Why Choose Walbro?
- Proven supplier to motorsports teams and OEM manufacturers
- Precise engineering ensures consistent performance across applications
- Backed by fuel system expertise since 1950
Frequently Asked Questions
-
Q: Does this pump fit 2002-2007 Subaru Impreza WRX?
A: Yes the GSL393 installs inline on Subaru Impreza WRX and similar EFI vehicles for boosted fuel delivery. -
Q: What are the port sizes on the pump?
A: Features 5/16 inch (8mm) barbed inlet and outlet fittings for direct connection to standard fuel lines. -
Q: Does it include a warranty?
A: Comes with a 1-year manufacturer warranty covering defects in materials and workmanship.
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Compact box measures 6 x 4 x 3 inches
- Weight: 0.8 lbs
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