1. Motorcycle/Scooter Air Filters Deals
  2. sku: 6742409058908682
  3. BFO U4V9EC

BFO U4V9EC Air Cleaner Kit 2004-UP

fits model: Sportster. make: Harley.

U4v9ec Bfo Custom Air Cleaner System For Harley Xl Sportster 2004-up Complete Red Kit

( Brand: Bfo ), ( Manufacturer Part Number: U4V9EC ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Features: Easy Installation ), ( Finish: Polished ), ( Fitment Type: Direct Replacement ), ( Items Included: Screws, Seal ), ( Manufacturer Warranty: 1 Year ), ( Material: Aluminum ), ( Mounting Style: Bolt-on ), ( Note: No Instruction Included ), ( Notice: This Is Aftermarket Replcement Part ), ( Oe/oem Part Number: Air Cleaner Intake Filter System, For Harley Xl Sportster 2004-up ), ( Type: Air Cleaner Intake Filter System ), ( Universal Fitment: No )

Review BFO Custom Air Cleaner System For Harley Xl 2004 Up Complete Red Kit fits SPORTSTER

Introducing the BFO U4V9EC Air Cleaner Kit, a premium aftermarket solution designed specifically for Harley-Davidson XL Sportster motorcycles manufactured in 2004 and up. This air cleaner assembly is an excellent choice for riders seeking improved performance and an enhanced aesthetic appeal for their motorcycle.

The BFO U4V9EC Air Cleaner Kit boasts a high-flow design, ensuring optimal air intake for your engine. The air cleaner housing is meticulously crafted from durable, UV-protected polymer material. Its sleek, modern design not only enhances the visual appeal of your bike but also provides excellent protection against the elements.

The kit includes a high-performance, oiled cotton filter. The filter, with its increased surface area and finer filtration media, ensures that your engine receives cleaner air, leading to better combustion efficiency and increased horsepower. The filter is easy to remove and clean, making regular maintenance a breeze.

The BFO U4V9EC Air Cleaner Kit is also designed with ease of installation in mind. It comes with all necessary hardware, including clamps and mounting brackets. The installation process is straightforward, and no modifications to your motorcycle are required.

Additionally, the BFO U4V9EC Air Cleaner Kit is compatible with most aftermarket intake systems. This adaptability makes it an ideal choice for riders who have already upgraded their intake or plan to do so in the future.

In conclusion, the BFO U4V9EC Air Cleaner Kit is an excellent investment for any Harley-Davidson XL Sportster rider. It offers improved engine performance, a more visually appealing design, and the ease of installation. Upgrade your motorcycle today with the BFO U4V9EC Air Cleaner Kit and experience the difference.

The Harley-Davidson BFO U4V9EC Air Cleaner is a performance aftermarket part designed to enhance the appearance and air intake efficiency of Harley-Davidson XL Sportster motorcycles produced from 2004 and up. This air cleaner, also known as a "flat slide" or "filterless," comes with several advantages and disadvantages:

Advantages:

1. Enhanced Aesthetics: The BFO U4V9EC Air Cleaner features a sleek and minimalist design, making it an excellent aesthetic upgrade for your Harley-Davidson XL Sportster. Its unconventional filterless design sets it apart from the OEM air cleaner, adding a unique touch to your bike.

2. Improved Airflow: The filterless design allows for increased air intake, which can potentially lead to better engine performance and throttle response. Additionally, it eliminates the need for frequent filter replacements.

3. Better Sound: The absence of a traditional air filter can result in a more distinctive engine sound, making your Harley-Davidson XL Sportster sound even more distinctive and powerful.

Disadvantages:

1. Reduced Filtration: The primary downside of the BFO U4V9EC Air Cleaner is the reduced amount of filtration it provides compared to the OEM air cleaner. This may lead to increased engine wear due to the intake of more unfiltered air and debris.

2. Potential Maintenance: Although the filterless design eliminates the need for frequent air filter replacements, the air cleaner itself may require occasional cleaning or maintenance to ensure optimal performance. This could involve removing and inspecting the intake manifold for any potential debris or damage.

3. Compatibility: Ensure that the BFO U4V9EC Air Cleaner is compatible with your specific Harley-Davidson XL Sportster model and year before purchasing, as some versions may not be an exact fit.

Conclusion:

The BFO U4V9EC Air Cleaner offers an appealing visual upgrade and potentially improved engine performance for your Harley-Davidson XL Sportster. However, it comes with the trade-off of reduced filtration and the potential need for occasional maintenance. Ultimately, the decision to purchase this aftermarket part depends on your personal preferences, priorities, and the specific requirements of your motorcycle. If you value the enhanced appearance and performance, along with the commitment to regular maintenance, the BFO U4V9EC Air Cleaner may be an excellent addition to your Harley-Davidson XL Sportster.

Recommendation:

If you're considering purchasing the BFO U4V9EC Air Cleaner for your Harley-Davidson XL Sportster, make sure to thoroughly research its compatibility and your specific bike requirements before making a purchase. Additionally, consider your priorities regarding engine performance, filtration, and maintenance. If you're confident that the benefits outweigh the potential drawbacks, the BFO U4V9EC Air Cleaner can add a unique and appealing touch to your motorcycle.

Details:

The forged air cleaner housing has built-in velocity stacking that both improves performance and enhances appearance. 7th, After Apr. Brand new and of excellent quality. Baseboard 1, Outer Cover 1, Element 1, Breather Bolt 2, Oil Tube 2, Air Box Spacer 3, Standoff 2, Shim 4, Screw 3, Nail 6.

Reusable high-flow air filter. A replacement inverted air filter is also provided. The top is inverted and the sides are pleated to increase air flow. One PC Air Filter with Accessories, Showing as the picture.

Fast Shipping. Guaranteed, Fitment Always the, correct part. Includes all mounting hardware and spacers. Forged bi-metal back panel with rounded entry and hidden breather hardware.

PRODUCT DISPLAY Custom Air Cleaner System for Harley XL Sportster 2004 Up Complete Red Kit. This air filters provide the perfect combination of performance and design for your V-twin engine. Type: Air Cleaner Intake Filter System, condition: Brand New, Fitment Direct Replacement, Material: Billet Aluminum, Color: Red. Telephone number.

Its a proven, high-performance bolt-on component that can dramatically improve the appearance and performance of your machine.

specifications scoofilters:

  • for models: Sportster
  • for makes: Harley
  • brand: Bfo
  • mpn: U4v9ec
  • california prop 65 warning: California Prop 65 Warning
  • features: Easy Installation
  • finish: Polished
  • fitment type: Direct Replacement
  • items included: Screws, Seal
  • manufacturer warranty: 1 Year
  • material: Aluminum
  • mounting style: Bolt-on
  • note: No Instruction Included
  • notice: This Is Aftermarket Replcement Part
  • oe/oem part number: Air Cleaner Intake Filter System, For Harley Xl Sportster 2004-up
  • type: Air Cleaner Intake Filter System
  • universal fitment: No

returns scoofilters:

  • time: 30 Days
  • policy: Returns Accepted
  • paid by: Seller

shipping scoofilters:

  • carrier: FedEx
  • class: Standard
  • service: FedEx Ground / FedEx Home Delivery
  • type: Fixed
  • transit: 3-7 Days
  • cost: $0.00

payments scoofilters:

  • credit card: Diners-club
  • wallet: Apple-pay
  • other

general scoofilters:

  • Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Air Filters
  • condition: New

seller scoofilters:

  • # reviews: 1485
  • city: Elk Grove Village, Illinois
  • rating: 100.0%

offer scoofilters:

  • started: September 8, 2025
  • sold: 0
  • options: Ship-to-home
  • best offers: True
  • availability: In Stock
  • quantity: 7
for models: sportster, for makes: harley, california prop 65 warning: california prop 65 warning, features: easy installation, finish: polished, fitment type: direct replacement, items included: screws, seal, manufacturer warranty: 1 year, mounting style: bolt-on, note: no instruction included, notice: this is aftermarket replcement part, oe/oem part number: air cleaner intake filter system, for harley xl sportster 2004-up, type: air cleaner intake filter system, universal fitment: no,
category: motorcycle parts > motorcycle scooter parts accessories > air intake fuel delivery > air filters, material: aluminum, sku: 6742409058908682,

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