Are piston coatings going to save you from a bad tune, and if not, what’s the point? MAHLE Motorsports engineer Eric Grilliot answers these questions and more during a Performance Racing Industry Trade Show visit. Want to develop your own skills further? Start with a free live lesson! Claim your spot now: <a href="https://www.hpacademy.com/free">https://www.hpacademy.com/free</a>&nbsp;&nbsp;

High Performance Academy Presents: Tech Torque. A show about performance tuning, wiring, engine building and big power builds. Learn from the best as we interview car nerds, engineers and builders at the top of their game at the biggest automotive shows and race events from around the world.