It has also undergone significant widening, as well as racing spoilers have been fitted to the car, as well as the appropriate roll-over tube inside the vehicle for the necessary safety.

It is somewhat similar in design to a modern DTM car, but the TCR series and the company's goal is customer-based racing with the model, i.e. series production with the models, so they were available at a favorable price compared to a racing car for 129,000 euros.

[2] In addition to the model with sequential transmission, Audi also sells to customers a race car with a DSG transmission, which is mostly used in long-distance endurance races.

After the release of 4th generation of Audi A3; the model of RS 3 LMS TCR is also changed, and it firstly started to race in 2021 WTCR season.

The first and second generation RS 3 LMS TCR won the TCR Model of the Year award in 2017[4] and 2021 respectively.