Walbro GSS342G3 High Pressure Fuel Pump - 255 LPH for 500+ HP Engines

TI Automotive is the builder of the most popular fuel pumps and modules for over 60 years under the Walbro brand name. We value this heritage and are proud to continue our legacy of reliability, performance and first-time fit. TI Automotive fuel pumps, fuel pump kits, module assemblies, filters and accessories deliver the feed you need for the power you demand. These products deliver unquestioned fuel flow across a wide pressure range to support outrageous horsepower. TI Automotive fuel pumps are available for in-tank or in-line needs across a variety of fuels featuring the award winning 39/50 in-tank pump and the GSS line featuring the popular 255LPH pump. They deliver high-pressure, high flow performance for engines with more than 500hp. Pump kits, filters and accessories are available to help you with your installation needs and are designed as direct-fit replacements. Our products are engineered to win through decades of technical expertise and by settling for nothing less than superior hot fuel performance. Proudly union made in TI Automotive?s Caro, Michigan plant across 5 fuel pump and 14 modules assembly lines. Our fuel pumps and modules are never manufactured or assembled by a third party or sourced from an outside company. Fluid Thinking shapes the mindset of TI Automotive. TI Automotive High Performance 255lph; 500hp; Gas; Pump Only

• Pump UAW manufactured in Caro, MI USA

The Walbro GSS342G3 high-pressure fuel pump is engineered for high-performance automotive applications, delivering reliable fuel flow for engines exceeding 500 horsepower. Built by TI Automotive in Caro, Michigan, this pump exemplifies decades of technical expertise and commitment to quality. Designed as a direct-fit replacement, it ensures seamless installation and optimal performance for your fuel system. The GSS line features a robust 255 LPH flow rate, capable of supporting demanding fuel needs while maintaining high-pressure output. Whether you're upgrading your existing setup or building a high-horsepower engine, this pump is an essential component for consistent fuel delivery. Constructed with precision and tested to meet rigorous standards, the Walbro GSS342G3 offers dependable performance for serious enthusiasts and professional tuners alike. Its US-based manufacturing guarantees quality, with no third-party sourcing, ensuring that every pump meets TI Automotive’s legacy of reliability. This pump is ideal for in-tank or inline applications, providing the fuel flow necessary for optimal engine power and efficiency. The GSS342G3 is a critical upgrade for high-performance setups, delivering the fuel volume required to support aggressive tuning and modifications. Engineered for durability and performance, it is a vital component for any high-horsepower build seeking consistent, high-pressure fuel delivery. Please note, this pump is not CARB approved, so verify your local regulations before installation. Proper installation of this pump ensures your engine receives the fuel it needs to perform at its peak, making it an excellent choice for performance-focused vehicles.

Features:

• Flow Rate: 255 gallons per hour (LPH) to support engines with over 500 horsepower

• High-pressure output designed for demanding fuel delivery needs

• Manufactured in Caro, Michigan by UAW workers for quality assurance

• Direct-fit design for easy installation and compatibility with existing fuel systems

• Constructed for durability with proven reliability in high-performance applications

• Suitable for in-tank or inline fuel system setups

• Engineered to deliver consistent fuel flow across a wide pressure range

• Not CARB compliant; verify local regulations before installation

Air Freight Prohibited: false
Not Carb Approved: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: true
Regular Stock: t
Units Per Sku: 1