The Turbosmart Gen V Comp-Gate 40 is a 40mm external wastegate and one of the highest-flowing wastegates of its kind. It controls boost by venting exhaust gas around the turbine, and ships set up at 5 PSI with a black cap. The modular Gen V design offers user-configurable actuation, strong thermal performance, and high fatigue resistance for reliable control and long service life.
| Type | External wastegate (spring) |
| Valve diameter | 40mm |
| Fitted spring | 5 PSI |
| Body | Anodized aluminum |
| Included | V-band clamps |
| Color | Black |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
