Engine tuning for diesel and fuel engines, specially tailored for your car. Up to 30 percent more HP and Nm. For all makes and models.

Discover Tunerette: the sleek, cigarette-style clip-on guitar tuner with precision, long battery life, and USB-C charging. Tune your guitar with style and ease!

Table that shows the temperaments of Instrument-Tuner by cents deviation from equal tempered scale. The values are relative to the keynote C.