Girodisc Mercedes SL55/63 Rear Rotors BMW_G20 Keep your engine running strong

Keep your engine running strong and have that piece of mind knowing all your engine parameters are in spec with our built-in Data logging

2 kg (stock exhaust is approx

or motorsport builds where reliable fuel supply is critical for 4B11T engine performance

This technology allows IE engineers to use all available space for a complete performance design while ensuring a hassle-free fit and installation

To replace the PCV valve fitting on the side of the RB25DET intake valve cover

Girodisc Mercedes SL55/63 Rear Rotors BMW_G20 Keep your engine running strongThe Girodisc system is a direct replacement for the OE disc. No modifications are necessary. The disc will bolt directly to the car and work with OE calipers perfectly. By upgrading your brakes with lightweight high performance replacements as opposed to a big brake kit, your factory bias is maintained as well as your ABS efficiency. The central hat section of our rotor is made from strictly U. S. sourced 6061 T6 aircraft specification aluminum. The