SKU: TS-0550-3083 | UPC: 9329677020328
Turbosmart WG38/40 7psi Pink Middle Spring
The Turbosmart WG38/40 7psi Pink Middle Spring sets exact 7 PSI base boost pressure in 38mm and 40mm wastegates. It fits performance turbo vehicles including Subaru WRX/STI, Mitsubishi Lancer Evolution, and Nissan 350Z for reliable boost management on street or track. This high-tensile steel spring ensures consistent performance and easy tuning.
Key Features
- 7 PSI Rating: Delivers precise base boost pressure as the middle spring in Turbosmart wastegates for dependable control.
- Pink Color Coding: Allows quick identification and selection for specific pressure needs during setup or maintenance.
- High-Tensile Spring Steel: Provides long-lasting durability under extreme heat and pressure in turbo applications.
- WG38/40 Compatibility: Direct fit for Turbosmart 38mm and 40mm valve wastegates used across boosted vehicles.
- Hand-Crafted Quality: Manufactured in Sydney Australia with strict testing for performance reliability.
Product Notes
- Use alone for 7 PSI or combine with other springs to adjust higher boost levels.
- Inspect wastegate actuator condition before spring replacement.
- Compact design ships quickly without oversize handling fees.
Installation Notes
- Professional installation recommended.
- Disassemble wastegate actuator to access and swap the middle spring position.
- Compatible with factory Turbosmart hardware no additional parts needed.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2007 | Subaru | Impreza | WRX |
| 2004-2021 | Subaru | Impreza | WRX STI |
| 2003-2006 | Mitsubishi | Lancer | Evolution VIII/IX |
| 2003-2008 | Nissan | 350Z | All |
| 2007-2023 | Nissan | GT-R | All |
Why Choose Turbosmart?
- Performance leader since 1997 with hand-crafted products trusted worldwide.
- Factory direct from Sydney Australia ensuring consistent quality and testing.
- Innovative design meets rigorous standards for real-world boosted applications.
Frequently Asked Questions
- Q: Which wastegates is this spring compatible with?
A: Fits all Turbosmart 38mm and 40mm valve wastegates including IWG75 and Plumb Back models. - Q: What material is the spring made from?
A: High-tensile spring steel built to withstand high temperatures and repeated cycles. - Q: What warranty coverage applies?
A: Backed by Turbosmart warranty contact manufacturer for defect claims with proof of purchase.
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Secure small box 4 x 3 x 1 inches
- Weight: 0.1 lbs
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