Here you will only find the best for your 2.5L TFSI engine
If you want to take your 2.5 TFSI to the next level, you'll find all the tuning parts you need here. This allows you to take your Audi RS3 or Audi TT RS professionally and safely to 650 hp and more. At BAR-TEK® you only get parts that we have tested ourselves and in some cases even developed ourselves. So you can be sure that you are giving your 2.5 TFSI engine the quality it deserves. If you want to know which parts are required for which power level, be sure to take a look at our tuning guide for 2.5 TFSI from 340 hp and at our tuning guide for 2.5 TFSI from 400 hp.
