Universal 12mm Motorcycle Air Filter – High Flow Breather
Universal 12mm Motorcycle Air Filter – High Flow Breather
Universal 12mm Motorcycle Air Filter – High Flow Cold Air Intake & Crankcase Breather
Upgrade your ride with this Universal 12mm Air Filter, engineered to maximize airflow into your engine while keeping harmful particles out. Designed to serve as both a cold air intake filter and a crankcase vent breather cover, this compact mini filter improves engine responsiveness and efficiency — making it a smart, cost-effective performance upgrade for motorcycles and small engines alike.
Made in Mainland China.
Key Features
- Universal 12mm Fit – Compatible with a wide range of motorcycle models and small engine applications with a standard 12mm intake port
- High Flow Performance – Engineered to deliver maximum airflow for improved throttle response and engine efficiency
- Crankcase Vent Cover – Functions as a mini breather filter to reduce engine blow-by and keep internal components clean
- Durable Construction – Built to withstand road vibration, heat, and the rigors of everyday riding
- Easy Installation – Simple bolt-on design requires no special tools; fits in minutes
- Low Maintenance – Straightforward to clean and reinstall, keeping your intake system performing at its best
- Compact Mini Design – Space-saving profile fits into tight engine bays without modification
Specifications
- Item Type: Air Filter & Crankcase Breather
- Inlet Diameter: 12mm (Universal)
- Package Contents: 1 x Air Filter
- High-Concern Chemicals: None
- Country of Origin: Mainland China
Please allow 1–3mm differences due to manual measurement. Colors may vary slightly from screen to screen due to monitor settings.
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Learn more: FuelEconomy.gov on vehicle maintenance
Frequently Asked Questions
Q: What vehicles is this 12mm air filter compatible with?
A: This is a universal 12mm air filter designed to fit a wide variety of motorcycles, scooters, ATVs, and small engines that feature a standard 12mm intake or crankcase vent port. Always verify your vehicle's inlet diameter before purchasing to ensure a proper fit.
Q: Can this filter be used as both a cold air intake filter and a crankcase breather?
A: Yes! This versatile mini filter is designed to function as both a high-flow cold air intake filter and a crankcase vent cover/breather. It helps maintain clean airflow into the engine while also managing crankcase gases to reduce engine blow-by.
Q: Is this air filter easy to install?
A: Absolutely. The universal 12mm design makes installation straightforward — no special tools are required. Simply connect it to your 12mm intake or vent port and secure it. Most riders can complete the installation in just a few minutes.
Q: How do I maintain and clean this air filter?
A: Regular inspection is recommended. When the filter appears dirty, gently tap or blow out debris. It can be rinsed with water and mild soap, dried thoroughly, and reinstalled — making upkeep simple and cost-effective.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.