HRM N55 head port plug kit 5inch creating a finely tuned suspension

creating a finely tuned suspension system

Optimum OEp: F: 2551-0918-10   R: 2551-1170-00

VRSF perfectly balanced intercoolers allow for higher HP gains

starting at 89 degrees and ending at 86 degrees

The VRSF Race HD intercooler maintains a safe temperature through the entire 2nd through 5th gear pull while only rising 2 degrees whereas the OEM intercooler rose 76 degrees at the same boost levels (20 psi)

HRM N55 head port plug kit 5inch creating a finely tuned suspensionHave a higher boost N55? Our head port plug kit prevents boost pressure from entering the valve cover on the n55 where boost leaks can present themselves at the valve cover or internal diaphragm. *an aftermarket pcv system breather cap is recommended *professional installation is recommended. *intended for off road use only.