GFB Replacement EX50 Wastegate Middle Spring
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GFB Replacement EX50 Wastegate 9psi Middle Spring
GFB has built its reputation on precision boost control components developed through motorsport experience, and this replacement spring keeps that reliability going for owners of the GFB EX50 external wastegate. It's a straightforward way to fine tune your boost curve without needing a full wastegate rebuild.
This listing covers the middle rate replacement spring for the GFB EX50 wastegate, rated at 9psi. It's designed as a direct swap for the factory middle spring, letting you adjust base boost pressure to suit your setup. This is a universal component and isn't vehicle specific — it suits any application already running an EX50 external wastegate.
Specifications
- Spring rate: 9psi
- Position: Middle spring
- Compatible with: GFB EX50 external wastegate
- Sold individually
Wastegate compatibility and spring rate combinations are provided in the tabs above. Please confirm your EX50 wastegate configuration and desired boost target before ordering.
Not sure if this spring suits your build? Contact our team at sales@chicaneaustralia.com.au for expert advice.
Vehicle Compatibility
Universal fitment — verify dimensions before ordering.
Technical Specifications
| Spec | Value |
|---|---|
| Component | Middle Spring |
| Compatible Wastegate | EX50 |
| Spring Rate | 9 psi |
No instructions available for this product.

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