CT Tuning ECU Flash Toyota Tundra 5.7L V8 381hp 2018-2021
$500.00
- Description
- Additional information
Description
Experience a significant performance upgrade for your 2018-2021 Toyota Tundra 5.7L V8 381hp with a professional CT Tuning ECU flash. Our custom software recalibration, developed with HP Tuners specialists, optimizes throttle response and power delivery across the entire RPM range for superior off-roading, towing, and daily drivability.
Crank Horsepower Ratings
- Stock Power: 381hp | 401ft/lbs
- Tuned Power: 410hp | 435ft/lbs
ECU Flash Options
- Custom performance calibration
- Improved throttle response and drivability
- Speedometer correction for oversized tires
- Top speed limiter increased to 150mph
- Optimized settings for intake and exhaust modifications
- Optional transmission tuning for refined shift logic
- Optional tow-specific performance mapping
- Support for 91+ octane and E85 Flex Fuel (87 octane options available)
Why Choose CT Tuning
- World-class performance expertise
- Safe, reliable, and extensively tested software
- Fully reversible to factory settings
- Automatic adjustment for higher octane fuel
- No retune required for basic bolt-on upgrades
How to Flash Your ECU
- Flash manually using the HP Tuners MPVI OBDII device.
- Schedule an appointment at our Arizona tuning center for installation.
ECU Reference
- Power ratings are converted from PS/NM and may vary slightly.
- Tuning services must be used within 6 months of purchase.
- Includes 30 days of technical support.
- Future software updates require a $350 service fee.
- Software is non-refundable once issued or locked to a vehicle.
- Requires full race exhaust system for Pops & Bangs features.
Vehicle Fitment
2018-2021 Toyota Tundra 5.7L V8
Product Notes:
- Power ratings are converted from PS/NM and may vary slightly from advertised figures.
- Tuning must be used within 6 months of purchase.
- Support is available for 30 days after file delivery.
- Future modifications if supported or OEM software updates require a $350 file service fee.
- No refunds once software is issued or locked to a vehicle.
- Emissions readiness is not forced; original files are provided for return to stock.
Additional information
| Weight | 5 lbs |
|---|---|
| Dimensions | 13.25 × 11.5 × 2.38 in |
| Make | Toyota |
| Model | Tundra |
| Product Year | 2018, 2019, 2020, 2021 |
CT Tuning software is purchased with the intention of using these products for Racing Competition Only. As the authorized purchasing party, you understand that some or all of these parts may not comply with Federal, State, Province, and/or Local laws, ordinances, and regulations. As the buyer, you take responsibility to ensure that any modifications or upgrades that have been done to your vehicle conform to all applicable laws and regulations for road use, especially pertaining to safety and emissions. To make a purchase, you will be required to sign a waiver acknowledging that these products are intended for Racing Competition Only and not meant to be used on a road car.