JGS Precision Turbo JGS400 40mm Wastegate Assembly 35-38mm type Inlet / Outlet Flanges TK188

JGS400 40mm Wastegate Assembly

$267.00 $253.65

In Stock
SKU: TK188 Categories: , Tags: , , , ,


All JGS400 wastegates are hard anodized black! A VERY compact unit capable of handling 750+WHP. Excellent for low clearance applications. The legendary 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 at JGS Precision Turbo. Built to survive over 1/2 million full cycles at boost pressures of 40+psi Connections match most 35-38mm wastegates Each JGS400 wastegate includes a low spring (6-7psi est.), medium spring (8-10psi est.), 1/4″ barbed hose fittings, SS exhaust gaskets, and 4 shims.


  • Compact Size for Complex Installations
  • Cast 300-series Staineless Steel Body
  • T6 Billet Aluminum Actuator 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
  • Actuator with V-Band Clamp Retainer Allows Quick and Easy Spring Pressure Changes



JGS Precision Turbo


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