Before buying, please make sure that your car has not modified the ECU data of the original car factory agreement!Precautions during use 1. Please do not change or switch the use mode of the accelerator while driving. Your car will be in limp mode, if you need to switch modes, please pull over and switch again! 2. The Throttle Response Controller will not invalidate your factory or extended service period. Throttle Response: The Good, the Bad, and the Ugly | PC's Garage... Purchase Notes This product is only suitable for cars with electronic accelerators and does not support mechanical accelerators, please make sure that your car is an electronic accelerator with a plug before purchasing, and please ensure that your car and our applicable model year table and plug are in line with, to avoid purchasing mistakes, if Unable to confirm, please communicate! The reason is that if a dealership technician finds an accelerator installed, they can use that as a reason not to perform the service! 3. This device will not change your existing ECU tuning or increase horsepower! Burger Motorsports Pedal Tuner - Adjustable Throttle Response Module | Progressive Parts How To Increase Throttle Response The Ultimate Guide To Choosing The Best Best Throttle Response Best Throttle Response Controller It just manipulates the voltage signal sent from the accelerator pedal to the ECU by measuring what the pedal outputs and adding the signal voltage online before it reaches the ECU! 1 Best Camping Lanterns to Light Up Your RV/Camping Trip For example, if you are currently in sports mode, you can only fine-tune, but cannot switch to racing mode or comfort mode, etc.