Hobbs Switch PSI:15 PSI Precision CNC machined v-band flanges

Precision CNC machined v-band flanges offer a smooth transition of exhaust gasses from the the turbochargers to the ARM S55 Downpipes

900cc at 4bar

the OEM diverter valves are another component not designed for high-boost and can leak boost

At 805 cubic inches the ARM Motorsports 7” FMIC provides a significant increase in cooling efficiency over the 5" FMIC and the perfect intercooler upgrade for the N54 and N55 powered E90 335i maxing out the stock turbos or running a turbo upgrade

Hobbs Switch PSI:15 PSI Precision CNC machined v-band flangesDescription 4psi Hobbs switch with chassis ground wire and additional 6' ground wire. 15psi Hobbs switch to trigger secondary pump on Stage 3 or Stage 4 LPFP, can also be used to trigger WMI pumps and other accessories. What is a Hobbs switch? Hobbs switch is just a simple on off switch that is normally off and used to trigger an accessory at a set boost point. How do I install a Hobbs switch? The Hobbs switch has two contacts that need to be