*** NOTE: Since there have been a number of attempted fraudulent returns by customers, we will NO LONGER accept returns for any TiAL products. 
We will make all the attempts to prove and stand our case that we notified all customers prior to purchase that NO RETURNS will be accepted. 
So please make sure that you will be ordering the correct BOV or Wastegate kit. All sales for TiAL BOV or Wastegate are final. 
Our units all have serial number that you can trace at TiAL Sport website to check authenticity and we will record each Serial # that we sold as well.  In short, we DO NOT accept returns for any reasons or excuses. Thank you. ***

TiAL MVR 44MM Wastegate w/ stainless steel Flange
NOTE: ALL SPRINGS ARE INCLUDED IN THE KIT
so you can customize the pressure anyway you want.
  • Color: Black Finish

  • Spring Rate: Fully Customizable

  •  Tial MVR 44mm Wastegate including the Inlet and Outlet Flanges and Clamps, air fittings, spring seat, and fasteners.

  • - High temp NiCrFe based alloy is used for valve and 347SS valve housing will offer longer product life compared to competing designs.

    - High temperature silicone Nomex reinforced actuator diaphragm.

    - 17-7 PH Stainless Steel actuator spring gives consistent pressure at high temperature, resist "relaxing" at temperature to 900F (483C).

    - Nitronic 60 Stainless Steel is used for the valve seat, and valve bushing.

    - All Stainless Steel hardware.

    - Mating weld flanges are 304L

    - Color anodized aluminum actuator (Silver, Red, Blue, Purple, Black).

    - 3 lower ports and two top ports for easy install, no need to rotate the actuator top at all, plugs included for unused ports.

    - Ultra compact design fits in very tight spaces, the unit stands only 4.17" tall, more compact than any other 44+mm external wastegate on the market today.

    - V-Band inlet and outlet make install easy, flanges and clamps are in the box!

    - Integrated -4 AN water cooling ports that cycle a small amount of coolant through the actuator top to keep the temperatures down in extreme conditions such as road racing. These are leak tested after installation from the factory and can be removed if not utilized.

  • What's inside the box:

    MV-R Assembly
    2 TiAL -4 removable water fittings
    MV-R Valve Seat
    Inlet V-band clamp
    Inlet Flange
    Outlet V-Band Clamp
    Outlet Flange
    2 TiAL Air Fittings
    Plugs for unused air ports

    Water Cooled Actuator Top

    Patent pending water cooling
    Two -4AN water ports
    Coolant passes through actuator bottom and has very little affect on cooling system as a whole