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SKU: B791101 | UPC: 799928867900
Cobb 2013-2018 Ford Focus ST SF Air Filter
The Cobb SF Air Filter is a direct-replacement performance filter for the 2013-2018 Ford Focus ST 2.0L EcoBoost. It installs in minutes without modifications and replaces the factory filter (CV6Z-9601-B). Drivers gain noticeable airflow increases for sharper throttle response and added horsepower on stock or tuned engines.
Key Features
- High-Flow Media: Proprietary oiled multi-layer cotton gauze flows 59.2% more air than stock at 3,000 CFM for improved engine breathing.
- Drop-In Fit: Precision-shaped to match OEM housing, ensuring seamless installation and secure seal on 2013-2018 Focus ST.
- Reusable Design: Washable and re-oilable with Cobb filter service kit for repeated use and cost savings over disposables.
- Performance Gains: Dyno-tested to deliver quicker acceleration and efficiency without ECU changes.
- Durable Construction: High-quality rubber flanges and wire mesh support resist tearing for long-term reliability.
Product Notes
- Requires Cobb SF Filter Oil and Cleaner for maintenance every 15,000-30,000 miles.
- Inspect regularly in dusty conditions to maintain peak performance.
Installation Notes
- Professional installation recommended.
- Remove factory airbox cover and old filter drop in new filter and reassemble in under 10 minutes.
- No additional hardware or clips required compatible with stock intake and Cobb SF Intake System.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2013-2018 | Ford | Focus | ST |
Why Choose Cobb?
- Proven leader in Ford EcoBoost tuning with thousands of real-world applications.
- Components built to withstand track and street demands.
- Engineered and tested in-house for exact Focus ST compatibility.
Frequently Asked Questions
-
Q: Will this fit my 2016 Ford Focus ST?
A: Yes, it fits all 2013-2018 Ford Focus ST models with the 2.0L EcoBoost engine as a direct OEM replacement. -
Q: What is the filter made of?
A: Oiled multi-layer cotton gauze with reinforced wire mesh and premium rubber edging for durability and airflow. -
Q: What is the warranty?
A: Lifetime warranty on filter media when maintained properly with Cobb service products.
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Custom protective box, 11.5 x 8.5 x 3.5 inches
- Weight: 1.1 lbs
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