Dorch Engineering

After years of setting records with our S55 and N55 “Lift Kit” camshaft products, we’re now releasing our Gen1 B58 “Lift Kit”. This is an absolute...

After months of R&D we have finally released the world’s first B58 HPFP upgrade! This is a complete plug-and-play kit to support up to 600whp (...

This is a complete plug-and-play kit to support up to 550whp (this number can vary quite a bit depending on tuning strategy and the blend of ethano...

N55 HPFP Flow Capacities The table below serves as a reference for maximum fuel flow in cubic centimeters per camshaft revolution for various N55 f...

We are proud to offer a game-changing product for the S55 community! With this innovative solution we are able to push +38% more fuel flow out of t...

Now that Gen1 B58 tuning software supports true CAN-based Flex Fuel tuning, we are offering our own plug and play ECA solution! With MHD and BM3’s ...