Free Shipping on Orders Over $75. Details

Talk to Tundra Enthusiasts
M-F 8:30A-11P, Sat-Sun 8:30A-9P
Win $10,000 in Store Credit! Enter Now >

Rough Country Inline Speedometer Calibrator (14-21 Tundra)

Item TU6127
Call a Tundra Enthusiast at 1-877-870-8556
M-F 8:30A-11P, Sat-Sun 8:30A-9P
Market Price $195.45 You Save 13% ($25.50)
Our Price

$169.95 (each)

FREE Shipping

Will this fit your Vehicle?

Select a different vehicle Help?
Update or Change Vehicle
Ship to: Ashburn - 20149
Sorry, please enter a valid US or CA postal code
We're sorry, zip can't be updated at this time.
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    or use

      Product Information

      Features, Description, Q&A, Specs & Installation


      • Inline Speedometer Calibrator
      • Easily Reprograms Your Truck’s Speedometer to Match Larger Tire Output
      • Ensures Accurate Shift Points and Proper Electronic Stability Control
      • Can Be Reset to Stock Speedometer Settings
      • Connects Directly to the Diagnostic Link Connector Port
      • Easy Plug-and-Play Installation
      • Backed by a 1-Year Warranty
      • Engineered to Fit 2014-2021 Toyota Tundra Models


      More Accurate Speedometer Readings. If you install larger tires to your truck, this often leads to inaccurate speedometer readings. To fix this problem and have your speedometer yield true and accurate readings, install this Rough Country Inline Speedometer Calibrator. With this tool, you can easily reprogram your vehicle’s speedometer, so it can match the output of your larger tires.

      Updates Your Vehicle’s ECU. Aside from reprograming your truck’s speedometer, this inline speedometer calibrator helps update your vehicle’s ECU. With an updated ECU, you’ll be able to ensure accurate shift points and proper electronic stability control to accommodate larger tires.

      Easy Plug-and-Play Installation. This inline speedometer calibrator is easy to install. It is designed to connect directly to your vehicle’s diagnostic link connector port using the supplied USB update cable. Within a few minutes, your truck’s speedometer will then display accurate readings.

      Backed by a 1-Year Warranty. For your assurance, Rough Country is backing this calibrator tool with a 1-year warranty. If it fails or breaks within the covered period, you may file a warranty claim. For the fast processing of your warranty claim, please comply with the warranty terms and conditions.

      Application. This Rough Country Inline Speedometer Calibrator is engineered to fit 2014-2021 Toyota Tundra models.

      Fitment: 2014 2015 2016 2017 2018 2019 2020 2021

      Rough Country 90017

      CA Residents: WARNING: Cancer and Reproductive Harm -

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Speedometer Calibrator
      • (1) USB Update Cable

      Reviews of Rough Country Tuner Products (1)

      Reviews of Rough Country Tuner products have an average rating of 5 out of 5

        Questions & Answers

        10 More Questions