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SKU: MMAI-STI-08P | UPC: 748354010954
Mishimoto 2008+ Subaru WRX/STI Performance Cold Air Intake Kit - Polished
Replace the restrictive factory airbox on your 2008+ Subaru WRX or STI with the Mishimoto Performance Cold Air Intake Kit in polished finish. This dyno-proven system delivers 25 HP and 25 TQ gains over stock while keeping safe air/fuel ratios for reliable power on street or track. Engineered for direct fit on Impreza WRX/STI, Forester XT, and listed models, it installs in under one hour with all hardware included.
Key Features
- Dyno-Proven Gains: Adds 25 HP and 25 TQ over OEM intake for stronger acceleration and torque across the powerband.
- Polished Aluminum Pipe: Mandrel-bent with air straightener and CNC-machined MAF housing for precise readings and smooth power delivery.
- Heat Management: Powder-coated heat shield and external filter placement slash intake air temperatures to prevent heat soak.
- High-Flow Filter: Oiled conical design offers 16% more surface area for increased airflow and debris filtration, fully serviceable for long-term use.
- Aggressive Sound: Produces deep intake growl that enhances driving experience without drone.
Product Notes
- Compatible with factory ECU tune, no reflashing required.
- Oiled filter is washable and reusable for ongoing performance.
- Complete kit includes silicone coupler, clamps, and brackets for seamless setup.
Installation Notes
- Professional installation recommended.
- Bolt-on design completes in under one hour using basic hand tools.
- All necessary hardware and OEM replacement components provided for plug-and-play fit.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2009 | Subaru | Forester | XT |
| 2009-2010 | Subaru | Forester | XT Limited |
| 2010-2013 | Subaru | Forester | XT Premium |
| 2011-2013 | Subaru | Forester | XT Touring |
| 2009-2010 | Subaru | Impreza | 2.5 GT |
| 2008-2014 | Subaru | Impreza | WRX |
| 2010-2014 | Subaru | Impreza | WRX Limited |
| 2009-2014 | Subaru | Impreza | WRX Premium |
| 2008-2014 | Subaru | Impreza | WRX STI |
| 2011-2014 | Subaru | Impreza | WRX STI Limited |
| 2010 | Subaru | Impreza | WRX STI Special Edition |
Why Choose Mishimoto?
- Lifetime Warranty covers defects and craftsmanship.
- Dyno-tuned design ensures consistent power and safe operation.
- Precision components built in the USA for durability.
Frequently Asked Questions
-
Q: Will this fit my 2008-2014 Subaru Impreza WRX STI?
A: Yes, direct bolt-on fit for all listed WRX, STI, and Forester XT models with no modifications needed. -
Q: What material and finish does the intake pipe have?
A: Mandrel-bent aluminum pipe in polished finish for corrosion resistance and clean look under the hood. -
Q: What warranty comes with this kit?
A: Mishimoto Lifetime Warranty protects against material and workmanship issues for the original owner.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Securely boxed at 24.4 x 13.8 x 11.4 inches
- Weight: Shipping weight 9.8 lbs
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