-10%
Click to zoom in
SKU: TS-0505-2002 | UPC: 9329677010299
Turbosmart WG40 5PSI Inner Spring Brown/Grey - Universal for External Wastegates
The Turbosmart WG40 5PSI Inner Spring Brown/Grey installs in the inner position of WG40 series external wastegates for accurate low-boost pressure control. This spring suits any turbocharged setup using Turbosmart WG40, IWG40 or MWG40 wastegates across various performance vehicles. Crafted for dependable boost tuning and consistent operation under high stress.
Key Features
- 5 PSI Rating: Sets base boost pressure at 5 PSI perfect for street and mild track applications
- Color Coding: Brown/Grey markings allow fast visual identification during service
- 51CrV4 Steel Construction: High-tensile spring steel resists fatigue for extended durability
- Direct Fit Design: Matches OEM specs for WG40 wastegates with no modifications needed
- Combinable Springs: Pair with other springs to achieve 7 PSI up to 26 PSI total pressure
Product Notes
- Confirm your wastegate model before purchase for proper spring position
- Inspect spring during routine turbo maintenance for optimal performance
- Packaged securely to prevent damage in transit
Installation Notes
- Professional installation recommended.
- Unclip actuator cap replace old spring with new and reassemble cap
- Compatible with factory hardware on all WG40 series wastegates
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | - | Turbosmart WG40 Wastegates | All (External Mount) |
| Universal | - | Turbosmart IWG40 Wastegates | All (Internal Mount) |
| Universal | - | Turbosmart MWG40 Wastegates | All (Motorsport) |
Why Choose Turbosmart?
- Hand-crafted in Sydney Australia since 1997 with proven community trust
- Strict quality control and rigorous testing in dedicated research facility
- Innovative design backed by expert staff training and premium materials
Frequently Asked Questions
-
Q: Which wastegates use this 5 PSI spring?
A: Fits all Turbosmart WG40 IWG40 and MWG40 external wastegates in the inner spring position -
Q: What material makes this spring reliable?
A: Built from 51CrV4 high-tensile spring steel for heat and pressure resistance -
Q: What warranty applies?
A: Covered under Turbosmart limited lifetime warranty on wastegate components
Shipping & Handling
- Method: Ground Shipping
- Availability: In stock - ships same or next business day
- Packaging: Compact protective box 3 x 3 x 1 inches
- Weight: 0.10 lbs
Blow Off Valve Accessories
Blow off valve accessories, adapters and recirculation parts for turbocharged Subaru, Ford EcoBoost, Volkswagen, Audi, MINI, Mercedes-Benz, Kia Stinger and universal custom builds are stocked at Black Ops Auto Works. Shop BOV adapters, weld-on flanges, recirculation fittings, atmospheric horns, replacement O-rings, springs, gaskets, inserts, filters and service hardware. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 150 blow off valve accessory SKUs across direct-fit adapters, universal fabrication parts, recirculation hardware, replacement seals, sound accessories and turbo system service components. Blow Off Valve Accessories Explained Complete, adapt or service a turbo bypass system Blow off valve accessories support the installation, service and sound tuning of a turbocharged intake system. The collection includes direct-fit adapters, weld-on flanges, recirculation fitting...
View Blow Off Valve Accessories Products
Forced Induction
Forced induction is the fastest way to add real power to an engine without adding displacement, and this collection covers the full range of turbocharger, supercharger, intercooler, and boost control hardware needed to build a reliable boosted platform. Whether you are running a factory turbo upgrade, swapping to a bigger frame turbocharger, adding a centrifugal or roots style supercharger, or dialing in a nitrous system for a quick shot of extra power, you will find the components here to build and support the setup correctly. Every part in this collection is organized by system type so you can move from a stock turbocharger to a properly supported forced induction build in one place. Intercoolers, wastegates, blow off valves, boost controllers, and water meth injection components are all included alongside the core turbo and supercharger hardware so the entire boost system can be sourced together. What This Category Covers This collection includes turbochargers, turbo kits, s...
View Forced Induction Products
Turbosmart
Turbosmart forced induction accessories for turbocharged platforms are stocked at Black Ops Auto Works. Shop external and internal wastegates, blow off valves, electronic boost controllers, boost tee kits, and turbo plumbing hardware for Mercedes-Benz AMG, BMW, Jeep Wrangler JL 2.0T, Ram 1500 Hurricane 3.0L, Honda Civic Type R, and other turbocharged engines. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 628 Turbosmart SKUs across wastegates, blow off valves, boost control, and turbo hardware categories. What This Collection Covers Turbosmart designs boost control and turbo management hardware for any platform running forced induction, from factory turbocharged daily drivers to dedicated race builds. This collection brings together fitment verified wastegates, blow off valves, and boost controllers spanning modern factory turbo platforms like the Jeep Wrangler JL 2.0L Turbo an...
View Turbosmart Products