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SKU: BXIM-00321
BLOX Racing Shorty Performance 5in Air Filter w/2.5in Velocity Stack and Coupler Kit - Universal Fit
This BLOX Racing shorty air filter kit features a compact 5in high-flow conical filter paired with a 2.5in anodized velocity stack and silicone coupler for custom intake systems. Designed for performance Honda and Acura builds including B-series and K-series engines with 2.5in tubing it increases airflow and improves throttle response. The dry filter media traps dirt while allowing unrestricted air intake for better engine breathing.
Key Features
- 5in Conical Shorty Filter: 5in diameter x 2.75in height dry synthetic media flows 98% free air capturing contaminants for repeated cleanings and long service life
- 2.5in Velocity Stack: Anodized aluminum smooth bellmouth design straightens incoming air reduces turbulence and boosts volumetric efficiency
- Silicone Coupler: 2.5in ID high-temp reinforced silicone provides secure vibration-resistant connection to intake pipes or throttle bodies
- High-Flow Dry Element: No oil required washable and reusable maintains peak performance with simple maintenance
- Complete Kit: Includes filter velocity stack coupler and stainless steel hose clamp ready for immediate installation
Product Notes
- Pre-oiled filter not required oil-free design prevents MAF sensor contamination
- Clean filter every 15,000-30,000 miles depending on driving conditions using BLOX cleaning kit
- Securely packaged to prevent damage during transit
Installation Notes
- Professional installation recommended.
- Verify 2.5in intake tube diameter before install kit adapts to most EFI throttle body setups
- Use included hose clamp for secure mounting compatible with BLOX intake manifolds and velocity stacks
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Honda | B-Series / K-Series Engines | 2.5in Intake Systems |
| Universal | Acura | Integra / RSX | Performance Builds |
| 1988-2006 | Honda | Civic | Si / Type R Custom Intakes |
| 1990-2001 | Acura | Integra | GSR / Type R ITB Setups |
Why Choose BLOX Racing?
- Trusted JDM performance brand since 2004 specializing in Honda engine upgrades
- Made with premium materials like anodized aluminum and reinforced silicone for durability
- Precision-engineered components tested for real-world racing applications
Frequently Asked Questions
-
Q: Will this fit my 2.5in custom intake on a Honda B18?
A: Yes universal design clamps directly to 2.5in tubing perfect for B-series K-series or any EFI setup with matching diameter -
Q: What is the filter media made of?
A: Multi-layer synthetic dry media filters to 5 microns reusable up to 100,000 miles with proper cleaning no oil needed -
Q: What warranty is included?
A: BLOX Racing offers a 1-year limited warranty against manufacturing defects contact support with proof of purchase
Shipping & Handling
- Method: UPS Ground / USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Compact box 8in x 6in x 6in protective foam insert
- Weight: 1.2 lbs
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BLOX Racing
BLOX Racing has built a strong following in the import and sport compact community since 2003 by delivering parts that meet or exceed OEM quality standards at prices that make building accessible. Every BLOX product is designed with ISO 9001-certified manufacturing processes and subjected to rigorous testing before release, ensuring fitment and reliability that matches the performance they advertise. Popular Upgrades BLOX Racing intake manifolds and throttle bodies are popular for Honda, Acura, and other sport compact platforms, delivering improved airflow and throttle response over stock components. Suspension components including adjustable end links, sway bars, and pillow ball mounts allow precise handling tuning for street and autocross use. Engine hardware — cam gears, valve train components, and timing chain kits — rounds out the BLOX catalog for builders pushing beyond stock engine parameters. What platforms does BLOX Racing support? BLOX Racing focuses primarily on Honda, Ac...
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