The 5 cylinder journey for us as HPerformance began in 2009 with the TTRS 8J. Today we drive over 1000hp in our Audi TTRS 8S 1/4 mile vehicle. A development that is based on constant development progress and advanced quality development of our hardware parts and software. For more than 15 years we have been your expert in the field of 2.5 TFSI 5 cylinder tuning.