Walbro GSL391 High Performance 190 LPH In-Line Fuel Pump Kit for 350+ 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 190lph; 350hp; Gas; In-Line Pump Kit

• Pump UAW manufactured in Caro, MI USA

The Walbro GSL391 is a high-performance in-line fuel pump designed to deliver reliable fuel flow for engines producing more than 350 horsepower. Crafted by TI Automotive, a leader with over 60 years of experience in fuel pump manufacturing, this pump ensures exceptional durability and consistent performance under demanding conditions. Built in TI Automotive’s Caro, Michigan plant, the GSL391 is a product of rigorous quality control, never assembled or sourced from third parties, guaranteeing a first-time fit and dependable operation. This pump is ideal for high-horsepower applications where superior fuel delivery is critical, supporting wide pressure ranges to meet the needs of your performance build. Engineered with the latest technology, it offers high-pressure and high-flow capabilities essential for aggressive tuning and racing setups. The pump's design emphasizes seamless integration with existing fuel systems, making installation straightforward with direct-fit replacement parts. Whether upgrading your vehicle or building a custom setup, the GSL391 delivers the power and flow you need to maximize engine output without compromise.

Features:

• High flow rate of 190 liters per hour (LPH) supports engines over 350 horsepower

• In-line pump kit designed for easy installation and reliable performance

• Built in the USA at TI Automotive’s Caro, Michigan plant for quality assurance

• Engineered for high-pressure fuel delivery across a wide range of operating conditions

• Suitable for various fuels, providing flexibility for different vehicle setups

• Direct-fit replacement with compatible connections for simplified installation

• Meets industry standards for durability and hot fuel performance

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: false
Units Per Sku: 1