4psi Hobbs switch with chassis ground wire PSI:15 psi • 91 octane fuel or

• 91 octane fuel or better required for performance gains

In addition to helping your N55 make more power and torque

On N55 engines with Pneumatic Wastegate (PWG) turbos

increasing power and torque

3 Times QC: Each exhaust undergoes three quality control checks to ensure the highest standards

4psi Hobbs switch with chassis ground wire PSI:15 psi • 91 octane fuel or4psi 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 connected. Connect