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Granatelli Motor Sports Water Cooled Diaphragm Design 50MM Wastegate Part # 540202

540202
Control boost with precision. The Granatelli 50mm External Turbo Wastegate features a water-cooled top, V-band flanges, and billet aluminum construction—built to handle serious power and heat in any high-performance turbo setup.
Was: $120.75
Sale: $114.71
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Save: $6.04

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Free Shipping Lower 48 states Over $100 (some exclusions may apply)

Description

Granatelli Motor Sports External Turbo Wastegate – 50mm Water-Cooled V-Band

Control your boost with precision using the Granatelli Motor Sports External Turbo Wastegate—your solution for high-performance turbocharged engines requiring dependable and consistent boost regulation.
Built for both street and track applications, this 50mm mechanical wastegate offers exceptional turbo boost control, preventing overboost while maximizing horsepower and protecting your engine under extreme load.

Whether you’re running a high-horsepower diesel, a high-revving import, or a twin-turbo V8, this wastegate is engineered to handle serious pressure and heat with confidence. The water-cooled housing, V-band flange system, and premium materials make it ideal for everything from competitive racing to performance street builds.

Key Features:
50mm external mechanical wastegate

Water-cooled top cap for enhanced heat dissipation and long-term durability

Black anodized billet aluminum cap for strength and sleek looks

Stainless steel base with a natural finish for corrosion resistance

V-Band actuator retainer for easy and secure installation

Includes V-Band inlet and outlet flanges with clamps

Comes with 7 psi and 14 psi springs for adjustable boost levels

Specifications:
Type: Mechanical External Wastegate

Design: Traditional diaphragm-style construction

Valve Size: 50mm relief diameter

Cap Material: Anodized aluminum, black finish

Base Material: Stainless steel, natural finish

This high-flow, high-reliability external turbo wastegate is designed to meet the demands of today’s top turbocharged builds. Whether you're chasing high boost levels, improving turbo spool control, or enhancing engine safety, Granatelli’s wastegate gives you the control and confidence your setup demands.

Perfect for:

Turbocharged LS, Coyote, HEMI engines

High-boost import builds (JDM, Euro, etc.)

Diesel performance applications

Drag racing, street builds, and dyno-tuned setups

Order now at granatellimotorsports.com or call 805-486-6644 to boost with confidence.

Details

Shipping Information

  • Item Requires Shipping
  • 4.0 lbs.
  • W8.0000” x H4.0000” x L5.0000”
  • Free Shipping Lower 48 states Over $100 (some exclusions may apply)