The Gen V Comp Gate 40 HP external wastegate is a high performing 40mm external wastegate with base spring pressure options of up to 50psi! Add to that some reference signal manipulation and you have some serious boost!The Turbosmart Gen V architecture provides class leading flow, thermal performance and fatigue resistance. A direct fit upgrade to all 4th-generation Turbosmart Wastegates & featuring our unique collar-locking system, variable actuator cap and base, strap-type V-band clamps, liquid-cooling (optional), 1/8″ NPT ports, and are provided with up to 35psi worth of springs pre-loaded - Even more available separately. Features: Rotating HP Actuator Housing for more mounting options Suits Turbosmart Gen 4 & 'other' 38/40mm V-Band's Suits existing Gen 4 & 'other' 38/40mm flange orientation High temp spring combinations up to 50psi!1/8 NPT Reference Ports 1/8 NPT Liquid Cooling (Optional) Ports V-band clamp mounting system to suit 1-3/4” OD pipe Locking collar for compact size and easy spring changes