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Juice With Attitude


The all-new Juice with Attitude CTS4 Now Available!

The Juice with Attitude is the ultimate tuner for the average diesel owner and horsepower junkies too. The Juice precisely controls timing and duration of injector firing to deliver maximum performance and improved drivability. Combined with the revolutionary Attitude CTS4, this system also monitors numerous engine parameters including transmission temperature, fuel pressure, turbo boost, EGTs and many more to help maintain safe operating conditions.


If you own a 1998.5-2021 Cummins or 2001-2007 Duramax and you’re looking for complete control over your driving experience, look no further than the Juice with Attitude. With up to 6 different power levels and the ability to change power levels on-the-fly, advanced dynamic safety features for engine and transmission protection, and huge horsepower gains, the Juice with Attitude delivers mild to wild, and everything in between.

  • Juice With Attitude CTS3

    The Juice with Attitude CTS3 combines massive performance tuning with a full 5" touchscreen monitor. Designed for diesel truck owners—including those with 2001–2004 LB7 Duramax and 2013–2018 6.7 L Cummins—this system offers up to +180 hp and +440 lb‑ft, customizable gauge displays, Wi‑Fi updates, safety backdowns, power‑on‑the‑fly control, and performance logging.

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  • Juice With Attitude CTS4

    Max out your 5.9L Cummins with the Edge Juice with Attitude CTS4 tuner and monitor combo. Delivers up to +180 HP and +400 lb-ft of torque across 5 on-the-fly power levels. Features advanced EGT backdown safety, custom low-boost fueling adjustments, and a vibrant 5.5-inch high-resolution touchscreen display for real-time digital gauges, diagnostics, and data logging. Built to optimize daily driving, heavy towing, and extreme performance.

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Juice With Attitude

The Edge Juice with Attitude is the ultimate in-cabin performance tuner and monitor combo for diesel truck enthusiasts. Compatible with 1998.5–2021 Dodge/Ram Cummins (5.9 L & 6.7 L) and 2001–2007 GM Duramax, this system gives you on-the-fly power level control (up to six levels), advanced tuning of injector timing, plus live monitoring of EGTs, boost, transmission temp, and more—all with safety backdowns for engine and transmission protection.