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Edelbrock Pro-Flo 4 XT EFI System for LS GEN III/IV Engines (99-09 5.3L Silverado 1500)

Item S121352
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Edelbrock Pro-Flo 4 XT EFI System for LS GEN III/IV Engines (99-09 5.3L Silverado 1500)
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$2,144.95 (kit)

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      Product Information

      Features, Description, Q&A, Specs & Installation

      Features

      • Advanced EFI System
      • Greatly Enhances Horsepower and Torque
      • Includes a High-Performance Intake Manifold
      • Features Powerful Fuel Injectors
      • Equipped with a High-Speed ECU
      • E-Tuner 4 with Dyno-Developed Calibrations
      • Bluetooth and Wireless Monitoring of Key Performance Metrics
      • Built from Heavy-Duty, Weatherproof Materials
      • Premium-Level Black Coating
      • Professional Installation Required
      • Fits All 1999-2009 5.3L Chevrolet Silverado 1500 Models

      Description

      Seamless Engine Performance Boost. Boost your truck’s performance seamlessly and with ease with the Edelbrock Pro-Flo 4 XT EFI System for LS GEN III/IV Engines. It equips your vehicle with an advanced intake manifold with 29 pounds per hour injectors that delivers up to 450 horsepower with 58 PSI fuel pressure. This system also includes an advanced self-learning system that helps take away the guesswork when boosting your vehicle’s performance in any type of driving condition.

      Innovative Learning Machine. This Kit comes with a high-speed ECU that is capable of self-learning. It continually adjusts the calibration of your vehicle and communicates it with the included E-Tuner 4 app to instantly provide the performance that your application requires.

      Innovative E-Tuner App. This EFI System features the advanced E-Tuner 4 app, which can be accessed via Android or IOS mobile devices. It comes with multiple dash display configurations that let you monitor and control parameters, including air-fuel ratios, coolant fans, idle speed, AFR set points, ignition control, cold start fuel, cranking fuel, and acceleration fuel tuning. Additionally, this app includes dyno-developed base calibrations for a wide variety of applications. Lastly, the app can be upgraded wirelessly and uses Bluetooth to communicate with its self-learning ECU for seamless performance enhancements.

      Built to Last. This EFI System is set up for rugged adventures. Its intake manifold is built using highly durable material to ensure years of reliable performance. This kit also features a waterproof design and comes with a black coating for excellent corrosion protection. Finally, this kit includes heavy-duty gaskets and seals for leak-free performance.

      Professional Installation Required. Setting up this EFI System is straightforward with its design that adheres to your vehicle’s OE specifications. However, since some complicated mechanical and electrical processes will be involved during its installation, professional installation is required.

      Worry-Free Limited 24-Month Warranty. To ensure satisfaction, Edelbrock guarantees this Pro-Flo 4 XT EFI System with a 24-month warranty against manufacturing or material defects from the original retail sale date. Some conditions apply. To learn more, please contact customer service.

      Application. This Edelbrock Pro-Flo 4 XT EFI System for LS GEN III/IV Engines is designed to fit all 1999 to 2009 5.3L Chevrolet Silverado 1500 pickup trucks.

      Application Note. Please note that a high-pressure EFI fuel delivery system is required when installing this kit. The fuel delivery system is sold separately.

      Fitment:

      Details

      Edelbrock 35723

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Pro-Flo Manifold Assembly
      • (1) Oxygen Sensor
      • (1) Pro-Flo 4 ECU
      • (1) Injector Harness
      • (1) Main Engine Harness
      • (1) Sensor, MAT
      • (1) Harness Set
      • Installation Hardware

      Questions & Answers

      10 More Questions

      Will It Fit My Silverado 1500

      • 5.3L V8 - 99, 00, 01, 02, 03, 04, 05, 06, 07, 08, 09

          Word on the Trail

          As always it was a painless and fast experience. That's why I will always go to you rather than another place to get the things I need for my truck. A huge thanks once again.

          celestetom
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