Since the inception of drive-by-wire technology, drivers have been disappointed with the inherent throttle delay associated with the system. Sprint Booster is the first and leading product in the industry to improve throttle response by reprogramming the acceleration signals and has managed to gain hundreds of thousands of happy customers throughout all those years. Ultimate Control - Discover the new Sprint Booster which improves throttle response providing instant acceleration. If you have any questions related to Accelerator Response Booster, please contact us.