Speedometer Calibrator for Toyota Tundra 4WD (2014-2021)
- Fits 2014-2021 Toyota Tundra 4WD — SR, SR5, Limited, Platinum, 1794 Edition, Nightshade, Trail, and TRD Pro
- Corrects speedometer readings, OE shift points, and stability control settings for oversized tires
- Standalone unit — not compatible with performance programmers; not for sale or use in California
- Locks to a single vehicle until that truck is returned to stock; stock restore option included
- Install time: 1-2 hours — downloadable installation guide available
- 1 Year Limited Warranty. Shipping weight: 1.0 lb
The Trail Fortress check
Will it fit your truck?
✓ Fits
Download the latest software update here. This programmer is designed to function as a standalone unit and is NOT compatible with any type of performance programmer. Emissions Certifications: Not for sale or use in California. Rough Country's Speedometer Calibrator can only be used with one vehicle at a time. As with all other programmers once programmed the programmer is locked to that vehicle and cannot be used with any other vehicles until the programmed vehicle is returned to stock settings. Fitment on this page is based on the manufacturer’s application data.
About this part
Speedometer Calibrator, fitment-checked
Rough Country 90017 is a plug-and-play speedometer calibrator for 2014-2021 Toyota Tundra 4WD models running larger-than-stock tires. It corrects speedometer readings, adjusts factory ECM shift points, and re-tunes electronic stability control for the new tire size, with the option to put the truck back to stock settings.
This speedometer calibrator for the 2014-2021 Toyota Tundra 4WD covers SR, SR5, Limited, Platinum, 1794 Edition, Nightshade, Trail, and TRD Pro trims listed in the fitment section. It works as a standalone tool and is not intended to be paired with a performance programmer. It is locked to one vehicle at a time: once written, the unit cannot be used on another truck until the first is returned to stock. It is not sold or approved for use in California. Plan roughly 1-2 hours, and use the downloadable Rough Country installation guide before you start.
Specifications
Specs
| Brand | Rough Country |
| Part number | 90017 |
| UPC / GTIN | 00843030152086 |
| Shipping weight | 1 lb |
| Warranty | 1 Year Limited Warranty |
| Country of origin | US |
| Category | Performance › Tuners & Monitors |
| Installation guide | Downloadable PDF |
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