VR Tuned ECU Flash Tune Range Rover IV L405 5.0L V8 Supercharged 557HP

Tuning the ECU of your Range Rover IV L405 5.0L Supercharged V8 engine is possible with VR Tuned. The driving characteristics are vastly improved while providing you additional benefits that your engine craves for. Besides gains in horsepower and torque, we also make changes to provide better throttle response making your vehicle much more responsive.

Crank Horsepower Ratings:

• Stock Power: 557HP | 516FT/LB
• Tuned Power: 600HP | 550FT/LB

What are the benefits of VR Tuned?

• #1 priority is our customer service to you!
• Our tuning is used worldwide. We have powered vehicles of all types.
• All ECU tunes can be reverted back to stock if necessary.
• With the VR Tuned ECU Flash, basic bolt-on performance parts will not require a retune of your ECU.
• Adding parts such as an exhaust, intake, plenum, pulley, will all adjust with the tune.
• If you add higher octane fuel, the ECU will adjust accordingly.
• We can tune cars worldwide including JDM, EU, Australian, and USA cars for different types of octane or environments.
• Other custom enhancements are available if requested and applicable.
• We test and dyno tune on our own cars to make sure what you get is safe, reliable, and gives you the results you want!

How to Flash Your ECU?

• Use the Alientech Powergate 3+ handheld device. This device is a touchscreen module that lets you store your original and tuned files to easily flash between them. See Instructions Here.
• We can bench flash the ECU. To bench flash the ECU, you must remove it from your vehicle and send it to us. Once we receive the ECU, we will prepare the tune file and then send it back to you for reinstallation.
• Bring your vehicle to our facility where we can use our Master Cable to flash your vehicle.

For reference, this ECU is a Bosch MED17.8.31.