Installation Instructions

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Looking for the premier tuner for increased power, maximum fuel mileage gains, built-in safety features and adjustable-on-the-fly power for your diesel pickup truck? You’ll find it all in the Banks Six-Gun Diesel Tuner! Calibrated for sport, the Six-Gun can deliver pavement-shredding yet safe gains. With 6 on-the-fly changeable power levels, the Six-Gun makes power by interacting with your truck’s timing and fuel pressure. Select from one of three controller versions with the Six-Gun; an adjustable switch, an iDash 1.8 Super Gauge, or an iDash 1.8 Data Monster, which included data logging capability. For diesel owners who choose to pair their Banks Six-Gun with the game-changing Banks iDash 1.8, the advanced micro-computer keeps you in the loop & in control of your vehicle’s power settings and vital engine parameters.


Key Features

  • Extensively Tested & Validated
  • Installation is a Breeze with Banks' Detailed Installation Instructions
  • 6 Change-on-the-Fly Power Levels
  • ActiveSafety Feature Safeguards the Drivetrain
  • AutoRate Protects Your Engine
  • Banks iDash 1.8 Monitors, Displays, and Data Logs Multiple Vehicle Parameters
  • Six-Gun Tuner Also Available with a Switch Instead of the iDash 1.8
  • Emissions Compliant with CARB E.O. Number
Banks Six Gun Diesel Tuner with Switch


Don’t destroy your truck with the wrong power programmer! The Banks’ Six-Gun Tuner contains an exclusive suite of features that adjusts the engines fuel rate according to prevailing conditions. Dubbed AutoRate™, these features constantly monitor various conditions and provide ActiveSafety™ to help safeguard the drivetrain with patented Banks’ technology. While other tuners offer-up confusion when selecting the proper tuner settings, Banks Six-Gun tuner delivers clarity with 6 distinct levels for superior versatility — lower levels are ideal for heavy towing, while higher levels are suited for cruising and sport. Protect your truck, not destroy it, with the Banks Six-Gun.



Watch it all happen as the Banks iDash 1.8 keeps you informed by displaying important parameters and on-screen alerts that you set — and it’s also an OBD-II scan tool! The Banks iDash 1.8 provides 2-way communication with system alerts and status indicators — use it for total control of your Six-Gun Tuner. With the iDash 1.8 you can achieve the best gains all with a touch of your finger… and so much more.


Banks highly recommends making airflow improvements such as a Banks Ram-Air intake and a Bank Monster Exhaust to maximize the performance of your Six-Gun Diesel Tuner.


This product can expose you to chemicals which are known to the State of California to cause cancer. For more information go to
California Proposition 65 Notice
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