SKU: 7303 | UPC: 9328022007434
GFB 07-16 Mitsubishi EVO X (4B11T) WGA Wastegate Actuator (Tune Required)
GFB 7303 WGA is a direct bolt-on replacement for the factory wastegate actuator on 2007-2016 Mitsubishi Lancer Evolution X models with 4B11T turbo. It delivers precise boost control with faster response and extended upper boost range up to 20 psi over stock. Drivers gain quicker spool and recovery for track or street performance.
Key Features
- Direct Bolt-On Fit: Matches factory mounting points on EVO X turbo for simple installation without fabrication or modification.
- Adjustable Preload Spring: Allows easy tuning of base boost pressure with supplied adjustment tool for custom setups.
- Short Actuator Arm: Reduces travel distance for quicker wastegate response and improved boost stability during shifts.
- Nitronic 60 Rod: Heavy-duty stainless steel rod resists wear and fatigue under high boost and heat cycles.
- High-Temp Diaphragm: Reinforced with Viton seals endures extreme turbo temperatures for long-term reliability.
Product Notes
- Tune required post-installation to adjust ECU for new boost characteristics and avoid overboost conditions.
- Internal wastegate actuator only, compatible with stock EVO X turbocharger.
- Packaged securely to prevent damage during transit.
Installation Notes
- Professional installation recommended.
- ECU tune essential after install to set boost targets and protect engine.
- Bolts directly to factory bracket with included hardware, no cutting or welding needed.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2007-2016 | Mitsubishi | Lancer Evolution | X (4B11T) |
| 2008 | Mitsubishi | Lancer Evolution | GSR |
| 2008 | Mitsubishi | Lancer Evolution | MR |
| 2010-2011 | Mitsubishi | Lancer Evolution | MR Touring |
| 2010 | Mitsubishi | Lancer Evolution | SE |
| 2010-2015 | Mitsubishi | Lancer Evolution | GSR |
| 2010-2015 | Mitsubishi | Lancer Evolution | MR |
| 2015 | Mitsubishi | Lancer Evolution | Final Edition |
Why Choose GFB?
- Motorsport heritage with proven results in rally and circuit racing.
- Engineered in Australia for high-boost turbo applications.
- Precision CNC-machined components ensure consistent performance.
Frequently Asked Questions
- Q: Will this fit my 2010 EVO X GSR?
A: Yes, it bolts directly onto all 2007-2016 Lancer Evolution X models equipped with the factory 4B11T turbocharger. - Q: What materials are used in construction?
A: 6061-T6 aluminum housing, Nitronic 60 stainless steel rod, and high-temperature Nomex reinforced diaphragm. - Q: What warranty coverage is provided?
A: Backed by GFB’s 2-year unlimited mileage warranty when installed and tuned correctly.
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock – ships same or next business day
- Packaging: Compact box measuring 7 x 5 x 3 inches
- Weight: 1.1 lbs
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