Our CRTD4® QUAD-Channel +RPM Tuning Box for your Audi S7 4.0 TFSI Quattro 444 BHP / 450 PS / 331 KW / 550 NM / 406 LBFT is at the cutting edge of digital tuning box technology, encompassing additional RPM sensor input, and represents a revolution in vehicle performance remapping. Based on micro-processor architecture, the CRTD4® QUAD-Channel Tuning Box remaps vehicle performance moment to moment by interfacing with the engine via the custom sensor data connection harness. Following installation via the supplied engine specific instructions your vehicle's Power will be increased by 67 BHP and Torque will be increased by 66 NM, making a significant difference to performance that you will notice straight away.
For domestic vehicle owners, our CRTD4® QUAD-Channel + RPM Tuning Box transforms the everyday drive experience by increasing available Power and Torque whilst remapping power delivery, increasing responsiveness and eliminating flat spots in individual gear acceleration arcs. On top of this our QUAD-Channel + RPM model also reduces turbo lag for the vehicle which further boosts vehicle responsiveness and acceleration performance, it also takes additional input from the vehicle CAM sensor to increase the smoothness of power and torque delivery creating the best possible performance remap experience.
The UK’s leading tuning box just got better! Now with Bluetooth capabilities the CRTD4 tuning box brings the benefits of tuning to your fingertips.
Now you can control the performance of your engine from the comfort of your driver’s seat with the TDI Tuning App. Connect to your tuning box and enjoy total control, transforming your driving experience.
Turn the tuning box on/off using the TDI-Tuning Mobile app. With a touch of a button you can turn your TDI-Tuning Box on, harnessing the full power capabilities of your engine. Or, you can turn it off, reverting the vehicle to stock.
With the TDI-Tuning App adjusting the power output is easy. Simply connect your phone to the TDI-Tuning Box and toggle between the 7 power modes at your disposal. Mode 1 offers the least amount of power, and, is commonly used for fuel saving reasons. Mode 7 is the biggest power increase you have on offer, use it for maximum power!
The TDI-Tuning Box comes built in with a 30 second warm up timer. This means the map file will not begin to run until 30 seconds after your engine is turned on. This is to protect your engine, primarily for cold engine starts. If you would like to increase, or decrease this map timer, you can adjust it using the TDI-Tuning App.
Activate ‘Discreet Mode’ on the mobile app to turn off the LED lights on the TDI-Tuning Box. All lights will be turned off, putting the tuning box into ‘Discreet Mode’. You can use this mode if you are trying to conceal the tuning box from casual inspection in the engine bay.
Connect with other tuners throughout the world on our social networks. Contact our team directly through the app using one of our social media or web chat channels.
TDI Tuning digital tuning boxes come pre-programmed for your engine - you just plug it in, secure it with the supplied cable ties and drive off to enjoy an immediate and significant increase in performance.
Tuning boxes come complete with fitting instructions, TDI Tuning also have step-by-step fitting videos available for many of our most popular vehicles.
If you need an expert to help you with your fitting then a TDI Tuning engineer is only a phone call away.
Connect with
your vehicle
Connect & control from your phone
Turn the tuning box on/off using the TDI-Tuning Mobile app. With a touch of a button you can turn your TDI-Tuning Box on, harnessing the full power capabilities of your engine. Or, you can turn it off, reverting the vehicle to stock.
With the TDI-Tuning App adjusting the power output is easy. Simply connect your phone to the TDI-Tuning Box and toggle between the 7 power modes at your disposal. Mode 1 offers the least amount of power, and, is commonly used for fuel saving reasons. Mode 7 is the biggest power increase you have on offer, use it for maximum power!
The TDI-Tuning Box comes built in with a 30 second warm up timer. This means the map file will not begin to run until 30 seconds after your engine is turned on. This is to protect your engine, primarily for cold engine starts. If you would like to increase, or decrease this map timer, you can adjust it using the TDI-Tuning App.
Activate ‘Discreet Mode’ on the mobile app to turn off the LED lights on the TDI-Tuning Box. All lights will be turned off, putting the tuning box into ‘Discreet Mode’. You can use this mode if you are trying to conceal the tuning box from casual inspection in the engine bay.
Connect with other tuners throughout the world on our social networks. Contact our team directly through the app using one of our social media or web chat channels.
