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SKU: 710-111-101
Weapon-R 3-Inch SW1 Air Filter - Universal Fit for 3" Intake Systems
The Weapon-R 3-inch SW1 Air Filter provides high airflow for any vehicle with 3-inch intake tubes including Honda Civic 1988-1991, Nissan 240SX 1989-1993, Honda Integra 1994-1997 and Subaru Impreza 1999-2003. This tapered conical dry filter replaces stock air filters to deliver more horsepower and sharper throttle response by pulling in greater air volume while trapping 99 percent of dust and debris. Drivers gain reliable performance from its washable synthetic media designed for cars trucks and imports.
Key Features
- 3-Inch Inlet Diameter: Clamps directly to standard 3-inch cold air intake tubes for straightforward bolt-on setup and perfect integration with existing systems
- Dry Synthetic Media: Filters out 99 percent of contaminants without requiring oil for steady performance and simple cleaning maintenance
- Tapered Conical Design: 5.75-inch top x 3.5-inch base x 3-inch height increases surface area to draw in higher air volume for better engine breathing
- Washable and Reusable: Rinse with Weapon-R cleaner kit every 50,000 miles to restore full flow and extend filter life indefinitely
- High-Flow Construction: Multi-layer non-woven synthetic media supports stronger acceleration and fuel efficiency through unrestricted intake
Product Notes
- Inspect and clean filter regularly to sustain airflow gains
- Use only Weapon-R cleaning kit for best media longevity
- Packed in protective box measuring 8 x 8 x 8 inches
Installation Notes
- Professional installation recommended.
- Secure with provided hose clamp on 3-inch tube flange
- Compatible with rubber or silicone couplers no cutting required
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | N/A | 3-Inch Intake Systems | All Vehicles |
| 1988-1991 | Honda | Civic | Si / DX / HF |
| 1989-1993 | Nissan | 240SX | S13 |
| 1994-1997 | Honda | Integra | GSR / LS / Type R |
| 1999-2003 | Subaru | Impreza | RS / TS / WRX |
Why Choose Weapon-R?
- Decades of experience crafting performance intake components
- Durable materials built for daily driving and track use
- Precision design tested for real-world power improvements
Frequently Asked Questions
-
Q: Will this fit my specific vehicle intake?
A: Designed for any 3-inch diameter intake tube including Weapon-R Dragon Slayer kits and aftermarket systems on Honda Subaru Nissan Mazda and more -
Q: What material is the filter made from?
A: Non-woven synthetic dry media with five-layer construction for high dust holding capacity and easy maintenance -
Q: What is the warranty coverage?
A: Limited lifetime warranty on filter media when cleaned and maintained per instructions
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Secure box 8 x 8 x 8 inches
- Weight: 1 lb product / 1.5 lbs shipping
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