23/09/2015 02:00 - admin

No, HP doesn't stand for Hennessey Performance here, but for German tuning outfit Haefner Performance that have conjured a new workout formula for Audi's previous TT RS.[...]

Source: Carscoop

https://www.tuning-links.com/news_4735_HPerformance+Breathes+New+Life+Into+Old+Audi+TT+RS.html