Killer B Equal Length 4-1 Holy Header and Up Pipe EJ Series Sensors CAN Configurable with G4X PC

CAN Configurable with G4X PC Link – Change LED backlight

Calibration - 0kpa = 0

Most aftermarket metal gaskets are of the grommet design which is better but the TOMEI Super Grommet design gives you the highest sealing efficiency possible and increased durability

NEW AS OF 8/2015 precision block decking registering from the mains

Killer B Equal Length 4-1 Holy Header and Up Pipe EJ Series Sensors CAN Configurable with G4X PCThe Killer B Motorsport Holy Header was developed using state of the art CAD software & simulations to determine the optimal design for increasing power as much as possible throughout the rev range. Short as possible primaries with a single secondary significantly decrease header volume, allowing exhaust gas pressure to build quickly. Symmetrical 4 1 design maintains high and consistent exhaust velocity as RPMs rise. You can expect faster spool up