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Air and Fuel› Air Cleaners, Filters, Intakes and Components
K&N Engineering
K&N X-Stream Flow Control 4Bl Holley No Choke 14X4
SKU: K001 66-3200
Easy — 1–2 hours
Overview
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Part #: 66-3200
K&N XStream Air Flow Assemblies add surface area and redirects airflow inside the filter to pull in more air through the side pleats for even greater performance efficiency. The washable and reusable XStream Air Flow Top filter delivers the best protection available for your engine.
XStream Air Flow Tops replace the top of your existing round filter adding filter area. The cleanable and reusable top also redirects airflow inside the filter to pull in more air for even greater performance efficiency.
This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
Vehicle Symptoms
- Reduced engine power and acceleration
- Decreased fuel economy over time
- Rough idle or hesitation under load
- Check engine light but no specific DTC
- Poor throttle response at high RPM
Relevant Conversations
- K&N XStream air filter review
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- How to install K&N 66-3200
- K&N vs AEM cold air intake
- Car feels sluggish after tune up
- Will a K&N filter improve MPG
- Reusable air filter vs disposable
- Washable air filter cleaning kit
- K&N XStream vs standard K&N
- Aftermarket air filter for more horsepower
Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | K&N Engineering |
| Part Number | K001 66-3200 |
Videos
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Returns & Fitment
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
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