88K views · 183 reactions | Holley In-Tank Retro-Fit Fuel Modules make adding a high-pressure, EFI-ready fuel pump to your factory gas tank extremely easy. Available in 255lph, 450lph, or 525lpl flow rates, these pumps are the perfect solution for EFI conversions and racecars alike. Follow along as we show you exactly how to install one. Learn More: https://www.holley.com/products/fuel_systems/fuel_pumps_regulators_and_filters/fuel_pumps/in-tank_retrofit_fuel_module/ | Holley | Facebook
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