vIWG Universal 76mm - 6inHg -150mm TS-0604-2067 Fuel Pumps Kinsler Fuel Pump - Click

Kinsler Fuel Pump - Click Here

There is simply no benefit to either type of bolt over the other

High lift profile design with high rpm valve train stability

These coil kits incorporate Genuine Hitachi R35 GTR Ignition coils and put out near much higher than OEM power output (test results due soon)

Forge or Tial wastegates

vIWG Universal 76mm - 6inHg -150mm TS-0604-2067 Fuel Pumps Kinsler Fuel Pump - ClickTurbosmart Upgraded Vacuum operated Wastegate Actuators have been developed to provide the maximum possible boost response for your factory frame turbocharger. The Turbosmart vIWG Series of upgraded Actuators benefit from an increased 'Working Ratio' over the factory equipment resulting in improved boost response, throughout the RPM range. This Improved 'working ratio' is achieved through an increase to the effective surface area of the diaphragm &