Boosting Your Mopar Performance with HHP Tuning

If you've spent any time hanging out in Mopar forums or at the local drag strip, you've definitely heard someone mention hhp tuning when talking about how they got their Hemi to actually move. It's one of those names that carries a lot of weight in the Gen 3 Hemi world, and for good reason. High Horse Performance (HHP) has been around since the early days of the LX platform—back when the 5.7L and 6.1L engines were first making waves in the modern Charger and Challenger. They weren't just selling parts; they were figuring out how to make these heavy cars go fast. ...

May 4, 2026 · 7 min · Franziska Wesley