1. Motorcycle/Scooter Air Filters Deals
  2. sku: 3826688798073693
  3. HARLEY RK-3954B

HARLEY RK-3954B Air Intake Hammer 024844365293 Engineering

fits model: Street. make: Harley, Davidson.

Rk-3954b K&n Engineering Street Metal Air Intake System Hammer Black #rk-3954b Harley Davidson

( Brand: Harley ), ( Manufacturer Part Number: RK-3954B ), ( Part Type: Intake Hammer ), ( UPC: 024844365293 )

Review HARLEY Engineering Metal Air Intake System Hammer Black #rk-3954b Davidson fits STREET

Introducing the RK-3954B Street Air Intake for Harley-Davidson motorcycles, an engineering masterpiece designed to enhance the performance and aesthetics of your bike. This high-flow air intake system is specifically engineered for Harley-Davidson Street models, providing a perfect fit and exceptional results.

The RK-3954B features a large, open-element air filter, which allows a greater volume of air to flow into the engine. The air filter is made of high-quality cotton gauze, ensuring optimal air filtration while allowing for maximum airflow. The intake tube is constructed from mandrel-bent aluminum, ensuring a smooth, unrestricted airflow path to the engine.

One of the most notable features of this air intake system is the unique design of the intake trumpets. These trumpets are angled to direct airflow towards the engine's throttle bodies, ensuring optimal air-fuel mixture for improved combustion and increased horsepower. Additionally, the trumpets feature a polished chrome finish, adding a touch of style and sophistication to your Harley-Davidson.

The RK-3954B also includes a replacement PCM programmer, which allows for easy calibration of the fuel injection system to match the increased airflow. This ensures optimal engine performance and ensures that the increased power is delivered smoothly and safely.

Installation of the RK-3954B Street Air Intake is a straightforward process, with clear instructions provided in the kit. The intake comes with all necessary hardware for installation, and no modifications to the engine or wiring are required.

In summary, the RK-3954B Street Air Intake for Harley-Davidson is a high-performance, stylish upgrade for your bike. It provides increased horsepower, improved combustion, and a more resonant engine sound, all while adding a touch of custom style to your motorcycle. With its high-quality construction, easy installation, and impressive results, this air intake system is a must-have for any Harley-Davidson enthusiast.

Pros and Cons of Buying RK-3954B Street Air Intake for Harley-Davidson Motorcycles

Introduction:

The RK-3954B Street Air Intake is an aftermarket performance part designed for Harley-Davidson motorcycles. This intake system is known for its distinctive look and potential power gains. In this discussion, we will weigh the pros and cons of investing in this intake system to help you make an informed decision.

Pros:

1. Enhanced Engine Performance: The RK-3954B Street Air Intake is designed to improve the overall performance of your Harley-Davidson engine. A larger air filter and improved airflow can result in increased horsepower and torque.

2. Improved Throttle Response: This intake system is known for its improved throttle response, providing a smoother and more responsive ride.

3. Unique Appearance: The RK-3954B Street Air Intake has a distinctive look that sets it apart from stock intake systems. It can add visual appeal to your motorcycle, making it a desirable customization for some riders.

4. Easy Installation: Installing the RK-3954B Street Air Intake is generally considered a straightforward process. Most users report that it can be completed in an hour or less with basic hand tools.

Cons:

1. Increased Maintenance: With an aftermarket intake system comes the potential for increased maintenance. The larger air filter will need to be serviced more frequently than a stock filter.

2. Noise Level: Some users report that the RK-3954B Street Air Intake can be quite loud, especially at higher RPMs. This may not be a concern for all riders, but it is something to consider.

3. Higher Cost: Compared to stock intake systems, aftermarket intake systems like the RK-3954B Street Air Intake can be more expensive.

4. Potential for Check Engine Light: Installing an aftermarket intake system like the RK-3954B can potentially trigger the check engine light on your Harley-Davidson. This is typically due to the motorcycle's computer recognizing the change in the intake system and requiring adjustments.

Conclusion:

The RK-3954B Street Air Intake for Harley-Davidson motorcycles offers several advantages, including enhanced engine performance, improved throttle response, a unique appearance, and relatively easy installation. However, it also comes with disadvantages, such as increased maintenance, potential noise level, higher cost, and the possibility of triggering the check engine light.

Ultimately, the decision to buy the RK-3954B Street Air Intake depends on your personal preferences and priorities as a rider. If you are looking for improved performance and a unique visual appeal, this intake system might be worth the investment. However, if you prioritize a quieter ride or minimal maintenance, you may want to consider other options.

Recommendation:

If you are considering the RK-3954B Street Air Intake for your Harley-Davidson, make sure to weigh the pros and cons carefully. Research the product thoroughly, read reviews, and consider your personal riding style and priorities before making a decision. If you decide to proceed with the purchase, ensure that you have the necessary tools and knowledge to install the intake system properly.

Details:

Simple designed custom covers give this air intake good looks while powering down the highway or at your local show. Backed by K NS warranty. The sturdy, custom aluminum backing plate mounts directly to the throttle body via an integrated, internal-run breather system. Easy to install.

The intake system comes with a K N Air Filter for high air flow and long service intervals. Designed for Harley-Davidson motorcycles. Increase horsepower and torque. These intake systems increase power by eliminating the stock air cleaner and replacing it with a complete High-Flow Air Intake System.

K N Street Metal Air Intake System Hammer Black #RK-3954B Harley Davidson: K NS Series High-Flow Systems provide a good looking appearance, offer increased airflow and deliver more horsepower torque to your Harley-Davidson motorcycle. A durable mounting gasket is also included to help absorb vibration. The K N High-Flow Air Filter is washable, reusable, pre-oiled and ready for installation.

part #: rk3954b prices

  • $299.98-$384.99

specifications scoofilters:

  • for models: Street
  • for makes: Harley, Davidson
  • brand: Harley
  • mpn: Rk-3954b
  • part type: Intake Hammer
  • upc: 024844365293

seller scoofilters:

  • city: Grand Rapids, Michigan
  • # reviews: 608018
  • rating: 99.2%

general scoofilters:

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

returns scoofilters:

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

shipping scoofilters:

  • transit: 2-6 Days
  • carrier: UPS
  • type: Fixed
  • cost: $0.00
  • class: Standard
  • service: UPS Ground

offer scoofilters:

  • sold: 0
  • quantity: 2
  • options: Ship-to-home
  • availability: In Stock
  • started: March 27, 2025

payments scoofilters:

  • credit card: Mastercard
  • wallet: Apple-pay
  • other
for models: street, for makes: harley, davidson, part type: intake hammer,
category: motorcycle parts > motorcycle scooter parts accessories > air intake fuel delivery > air filters, sku: 3826688798073693,

Harley RK-3954B Is Similar To:

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5 offers $299.98–$384.99 USD
  • Offer #1: $299.98 price + $0.00 shipping estimate = $299.98* total. A durable mounting gasket is also included to help absorb vibration. The sturdy, custom aluminum backing plate mounts directly to the throttle body via an aluminum integrated, internal-run breather system.FREE SHIPPING
  • Offer #2: $334.36 price + $0.00 shipping estimate = $334.36* total. The K&N air filter is washable, reusable, pre-oiled and ready for installation.FREE SHIPPING
  • Offer #3: $384.99 price + $15.00 shipping estimate = $399.99* total. Harley Davidson Flhtcu Electra Glide Ultra Classic 2017 2018 2019. Harley Davidson Flrt Freewheeler 2017 2018 2019 2020 2021 2022.+$15.00 shipping
  • Offer #4: $346.49 price + $0.00 shipping estimate = $346.49* total. Developed around an over-sized K&N high-flow air filter that is designed to boost performance, filtration and service intervals.FREE SHIPPING
  • Offer #5: $343.98 price + $0.00 shipping estimate = $343.98* total. New Products. High quality mirror-finish or wrinkle black aluminum cover.FREE SHIPPING

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