1. Electrical Components ATV Parts For Sale
  2. sku: 18814846301345502
  3. BOYESEN RAD04A

BOYESEN RAD04A Valve Intake

fits model: Trx250r, Cr250r, Atc250r. make: Honda.

Rad04a Boyesen Trx250r Cr250r Atc250r Rad Valve Intake Honda

( Brand: Boyesen ), ( Manufacturer Part Number: RAD04A ), ( Part Type: Valve Intake ), ( Machine Type: Atv ), ( Universal Fitment: No )

Review BOYESEN Rad Valve Intake Honda fits TRX250R CR250R ATC250R

Boyesen Rad04A TRX250R CR250R ATC250R Rad Valve Intake for Honda

The Boyesen Rad04A Rad Valve Intake System is an exceptional upgrade for your Honda TRX250R, CR250R, or ATC250R, offering unparalleled performance and durability. This high-quality intake system is expertly designed to optimize airflow, enhancing the overall efficiency and power of your engine.

The Boyesen Rad04A Rad Valve Intake System is unique in its design, featuring a prominent rad valve that self-adjusts to varying air pressures and engine loads. This innovative design ensures consistent airflow and improved throttle response, resulting in a more responsive and agile ride.

The intake system is meticulously crafted from premium materials, ensuring longevity and reliability under even the most demanding conditions. The air filter is easily accessible, making maintenance a breeze. The system's sleek, compact design not only enhances performance but also complements the aesthetic of your Honda ATV or dirt bike.

Installation is straightforward, thanks to the comprehensive and user-friendly installation guide provided. The Boyesen Rad04A Rad Valve Intake System is a direct replacement for your stock intake system, making it a hassle-free upgrade for any enthusiast.

In summary, the Boyesen Rad04A TRX250R CR250R ATC250R Rad Valve Intake for Honda is more than just an upgrade; it's a performance-enhancing tool that will transform the way your ATV or dirt bike performs. Experience the difference with Boyesen's Rad04A intake system and take your riding experience to the next level.

Product: Boyesen Rad04A TRX250R CR250R ATC250R Rad Valve Intake for Honda

Pros:

1. Improved Performance: The Boyesen Rad Valve is known for enhancing engine performance by reducing intake tract heat, allowing for better airflow and increased horsepower.

2. Durability: Boyesen products are built to last, and this rad valve is no exception, designed to withstand the rigors of off-road racing.

3. Easy Installation: The rad valve is relatively easy to install, and instructions are provided with the product.

4. Wide Compatibility: This rad valve is compatible with a variety of Honda models, including the TRX250R, CR250R, and ATC250R.

Cons:

1. Expense: As a performance upgrade, the Boyesen Rad Valve is more expensive than the stock intake system.

2. Potential Need for Additional Modifications: While the rad valve can provide significant performance gains, it may require other modifications to fully realize these benefits, which can add to the overall cost.

3. Potential Impact on Fuel Economy: Any performance upgrade that increases horsepower may also negatively impact fuel economy.

4. Potential Noise: Some users have reported that the Boyesen Rad Valve can be louder than the stock intake system.

Conclusion:

The Boyesen Rad04A TRX250R CR250R ATC250R Rad Valve Intake for Honda offers significant performance benefits, including increased horsepower and improved airflow. However, it comes at a higher cost and may require additional modifications for full realization of its benefits. If you're looking to enhance your Honda's performance and are willing to invest in a quality product, the Boyesen Rad Valve could be a good choice. But, if you're more budget-conscious or concerned about potential impacts on fuel economy or noise, you may want to consider other options.

Details:

Shipping cost for all of us have gone up. Part: NEW Boyesen Rad Valve, Fitment: ATC250R 1986 CR250R 1984 1985 TRX250R Footrace 1986 -1989, Notes: Brand new part. Now delivered with carbon fiber reeds for even greater performance gains. Added torque improves performance on hills, through corners and over technical jumps.

Increases horsepower in low-, middle and especially the top-end ranges. One-piece aluminum casting, no trimming or plastic inserts required. Shipping outside of the continental USA is extra. Maintains flow velocity through the valve and redirects intake charge for more even distribution to ports.

Box is a little worn. Sharper, quicker throttle response.

part #: rad04a prices

  • $161.95-$179.95

specifications electricacompone:

  • for models: Trx250r, Cr250r, Atc250r
  • for makes: Honda
  • brand: Boyesen
  • mpn: Rad04a
  • part type: Valve Intake
  • machine type: Atv
  • universal fitment: No

returns electricacompone:

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

payments electricacompone:

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

general electricacompone:

  • ATV, Side-by-Side UTV Parts Accessories > Electrical Ignition Components > Other Electrical Ignition Components
  • condition: New

offer electricacompone:

  • quantity: 1
  • availability: In Stock
  • sold: 0
  • options: Ship-to-home
  • started: June 7, 2025

seller electricacompone:

  • rating: 99.8%
  • # reviews: 11226
  • city: ana, California

shipping electricacompone:

  • transit: 4-9 Days
  • class: Standard
  • carrier: UPS
  • type: Fixed
  • service: UPS Ground
  • cost: $17.99
for models: trx250r, cr250r, atc250r, for makes: honda, part type: valve intake, machine type: atv, universal fitment: no,
category: atv parts > atv, side-by-side utv parts accessories > electrical ignition components, sku: 18814846301345502,
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5 offers $161.95–$179.95 USD
  • New. Offer #1 priced at $161.95 + $0.00 shipping estimate = $161.95* total. An aero-form reed valve that corrects the problems associated with existing reed valve designs. Boyesen Pro Series RAD Reeds included.FREE SHIPPING
  • New. Offer #2 priced at $179.95 + $0.00 shipping estimate = $179.95* total. One-piece cast aluminum bolts in easily. Boyesen RAD-04A Rad Valve.FREE SHIPPING
  • New. Offer #3 priced at $170.95 + $0.00 shipping estimate = $170.95* total. Pull a gear higher on uphills; instant acceleration makes passing effortless. BOYESEN engineers embarked on a mission to create a new lineage of aerodynamic intake technology by refining the primary performance factors required to increase peak horsepower through design innovation: Aerodynamic Surface Optimization, Model-Specific Reed Petal Tensioning, Material Fuel Resistance, and Multi-Stage Reed Timing.FREE SHIPPING
  • New. Offer #4 priced at $187.99 + $0.00 shipping estimate = $187.99* total. One-piece aluminum casting; no manifolds to trim or plastic pieces to insert. Will accept Rad Reeds or Pro Series Reeds from Boyesen.FREE SHIPPING
  • New. Offer #5 priced at $168.55 + $0.00 shipping estimate = $168.55* total. The compatibility section is not always 100% accurate. Part Number .FREE SHIPPING

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