SKU: TS-0203-3009 | UPC: 9329677012149
Turbosmart BOV Kompact 25mm Plumb Back Fitting Mitsubishi Lancer Evolution 8 & 9 (2003-2006)
The Turbosmart Kompact 25mm Plumb Back BOV is a direct bolt-on replacement for the factory blow-off valve on Mitsubishi Lancer Evolution 8 and 9 models. This valve vents excess boost pressure back into the intake pipe to eliminate compressor surge and maintain consistent turbo performance. Built for reliability it handles high boost levels in tuned Evo engines.
Key Features
- Direct OEM Fitment: Bolts directly to factory location on Evolution 8/9 with no modifications required for seamless integration.
- 25mm Piston Design: Provides supersonic airflow for rapid pressure release supporting up to 3000+ RPM spool and high boost applications.
- Billet 6061-T6 Aluminum Body: Lightweight durable construction withstands extreme heat and pressure in performance driving.
- Nitto -45 Silicone Diaphragm: Spring-loaded diaphragm ensures quick response and consistent operation across boost ranges.
- Plumb Back Venting: Recirculates air quietly into intake pipe preserving emissions compliance while protecting turbocharger.
Product Notes
- Requires factory-style intake piping for plumb back operation.
- Adjustable spring preload for tuning boost response to specific setups.
- Securely packaged to prevent damage during transit.
Installation Notes
- Professional installation recommended.
- Bolt-on process takes under 30 minutes with basic tools.
- Compatible with stock mounting hardware and turbo plumbing.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2003-2005 | Mitsubishi | Lancer | Evolution VIII GSR, MR, RS, SE |
| 2006 | Mitsubishi | Lancer | Evolution IX MR, RS |
Why Choose Turbosmart?
- Hand-crafted in Sydney Australia since 1997 for proven reliability.
- Innovative design with strict quality control and rigorous testing.
- Extraordinary service and after-sales support from a performance leader.
Frequently Asked Questions
- Q: Will this BOV fit Mitsubishi Lancer Evolution X?
A: No this model is designed specifically for Evolution 8 and 9 models from 2003 to 2006. Use TS-0622-3008 for Evo X. - Q: What material is the valve body made from?
A: Precision-machined billet 6061-T6 aluminum with Nitto silicone diaphragm for heat resistance up to 250C. - Q: What warranty does it come with?
A: Backed by Turbosmart 1-year unlimited mileage warranty when installed and maintained correctly.
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Compact box 6in x 4in x 4in
- Weight: 0.75 lbs





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