Even after two decades, we continue to be the tuning choice for Mercedes enthusiasts and ensure the same high level of craftsmanship, knowledge and passion goes into every product we put our name on. RENNtech truly is performance without compromise.

We design, engineer and manufacture our proprietary line of tuning products in-house at our facility which features a full fabrication and machine shop with CNC and rapid prototyping capabilities; in-house performance dynos, complete engine management and software tuning capabilities along with a complete service/ ...