JGS 400R Wastegate

-Compact for complex installs
-All 300 series SS/
T6 Aluminum construction
-Anti-creep geometry
-Silicone O-ring Piston Actuator,
for long life and easy service
-Nickel Aluminum Bronze
Valve Guide
-Floating valve seat
-1/8” NPT side pressure ports
-V-band actuator retainer
-2 springs and hose connections included


All JGS wastegates are hard anodized black!

 A VERY compact unit
capable of handling 750+WHP.
Excellent for low clearance applications.
Our wastegate geometry has been the cure for boost creep
in many large engine appilcations.

Made in the USA, not another cheaply made imported copy!

Engineered, Tested, Machined, and Assembled here at JGS Precision Turbo.

Built to survive over 1 million full cycles at boost pressures of 40+psi

Connections match most 35-38mm wastegates

Each JGS400R wastegate includes a low spring (6-7psi est.), medium spring (8-10psi est.), 1/4" barbed hose fittings and SS exhaust gaskets

JGS40mm instructions 1 JGS40mm instructions 2

TK188-R $278.00 USD

JGS400R With Mild Steel Flanges

TK188-R-flg $298.00 USD