What does 1. TSI mean?
Tsi’ stands for turbocharged stratified injection and is a type of turbocharged petrol engine that volkswagen produces. Based on the tfsi (turbocharged fuel stratified injection), the tsi model is upgraded to improve reliability and everyday drivability. Turbo stratified injection – tsi tsi engines are compact, high-powered and use less fuel. Tsi technology blends the best of our tdi diesel and fsi (fuel stratified direct injection) petrol engines to give you excellent driveability and outstanding fuel economy.