Probably the most important upgrade for TFSI EA113 engines! BALANCE SHAFT DELETE KIT “FREEWHEEL”DID YOU CHECK YOUR BALANCE SHAFTS OR SPROKET LATELLY? Do it now and DELETE them! -HEAT TREATED STEEL -SKF/TIMKEN Shielded Deep Groove Radial Ball Bearing biggest that can be fitted! LIFETIME WARRANTY   Removing the rotating mass of the OE balance shaft frees up a few extra horsepower but more importantly, makes your engine rev faster. You also gain extra oil capacity and oil starvation prevention to keep your engine healthy longer. The VIS Kit removes about 2.5KG of weight from your engine. The simple weight reduction provides a small performance gain 15-20HP, but the much bigger gain comes from a decrease in rotating mass of the engine. By removing weight that your engine has to spin, it becomes easier for it to rev. This means a faster revving engine, easier rev matching, and even a few bonus horsepower The Volkswagen/Audi 2.0T FSI engine has a weak point: Its counter-rotating balance shafts wear out prematurely. This is an alternative to cut the cost of eventual shaft and oil pump replacement