1. Boat Outboard Engines To Buy
  2. sku: 19804379574985603
  3. BOYESEN B323P

BOYESEN B323P Reed Intake Manifold Kit 9.9

fits make: Yamaha. year: 2015.

B323p Boyesen Nib Yamaha 9.9 Hp With 3 Petal All 15 Reed Kit Intake Manifold

( Brand: Boyesen ), ( Manufacturer Part Number: B323P ), ( Part Type: Intake Hp Manifold ), ( To Fit: Kit For 1 Engine )

Review BOYESEN Nib Yamaha 9.9 Hp Petal All Reed Kit Intake Manifold fits 2015

Boyesen B323P Yamaha 9.9 HP 15 Reed Kit Intake Manifold

The Boyesen B323P Reed Valve Intake Manifold Kit, specifically designed for Yamaha 9.9 HP outboard engines, is an exceptional upgrade for your marine power source. This high-performance intake manifold system is engineered to enhance the engine's airflow and fuel efficiency, delivering a noticeable improvement in power and acceleration.

The Boyesen B323P kit is a direct replacement for your stock intake manifold, making installation easy and straightforward. The manifold is precision-crafted from lightweight yet robust materials, ensuring durability and reliability even in the most demanding marine conditions.

The heart of this kit is the Boyesen B323P 15-reed valve system. Each reed valve is meticulously designed to provide optimized airflow for improved combustion efficiency. The reed valves are supported by a robust yet flexible diaphragm, ensuring smooth operation and longevity.

By replacing the stock intake manifold with the Boyesen B323P kit, you can expect a significant increase in horsepower, improved throttle response, and smoother operation at all RPM ranges. This kit is an excellent choice for boat owners who demand superior performance from their outboard engine.

In summary, the Boyesen B323P Yamaha 9.9 HP 15 Reed Kit Intake Manifold is an exceptional upgrade that delivers enhanced power, improved fuel efficiency, and superior durability for your Yamaha 9.9 HP outboard engine. Whether you're cruising leisurely or racing competitively, this intake manifold kit is sure to elevate your boating experience.

The Boyesen B323P Yamaha 9.9 HP 15 Reed Kit Intake Manifold is a performance upgrade for Yamaha outboard engines. Here are some pros and cons to consider before making a purchase.

Pros:

1. Improved Performance: The Boyesen B323P reed valve kit is known for increasing power output, acceleration, and top-end speed.

2. Better Fuel Efficiency: The reed valve design offers improved fuel economy as it allows for more precise fuel delivery and less throttle-body loading.

3. Durability: Boyesen products are known for their durability and quality, ensuring long-term use and performance.

4. Easy Installation: The kit comes with detailed instructions, making it relatively easy for a DIY installation.

Cons:

1. Cost: The Boyesen B323P reed valve kit is more expensive than stock intake manifolds and other aftermarket options.

2. Potential Noise: Some users have reported increased engine noise after installing the Boyesen B323P reed valve kit.

3. Compatibility: Ensure the kit is compatible with your specific Yamaha outboard model and year.

Conclusion:

The Boyesen B323P Yamaha 9.9 HP 15 Reed Kit Intake Manifold can provide significant performance improvements, better fuel efficiency, and increased durability compared to stock intake manifolds. However, the high cost and potential for increased noise should be considered. If you're looking for a performance boost and are willing to invest in a high-quality product, this kit could be a good choice. If you're on a budget or concerned about noise, you might want to explore other aftermarket options or consider waiting for a sale or discount. As always, ensure the kit is compatible with your specific Yamaha outboard model and year before making a purchase.

Details:

BRAND: Boyesen,: Reed Kit, APPLICATION: - Yamaha 9.9 and 15hp years 1984 to 2019. Manufacturer PN: B323P. NIB Yamaha 9.9 HP with 3 petal ALL 15 Reed Kit Boyesen B323P Intake Manifold: Thumbnails to: PRODUCT SPECIFICATIONS: Brand. Condition: New.

To Fit: Kit for 1 engine. Below the price of item.

part #: b323p prices

  • $31.72-$32.95

specifications ouboaen:

  • for makes: Yamaha
  • for years: 2015
  • brand: Boyesen
  • mpn: B323p
  • part type: Intake Hp Manifold
  • to fit: Kit For 1 Engine

payments ouboaen:

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

offer ouboaen:

  • availability: In Stock
  • quantity: 10
  • started: November 7, 2025
  • options: Ship-to-home
  • sold: 0

shipping ouboaen:

  • type: Calculated
  • carrier: USPS, UPS
  • transit: 8-14 Days
  • cost: $7.45
  • service: USPS First Class, USPS Priority Mail, UPS Ground, USPS Priority Mail Express
  • class: Standard, Expedited

returns ouboaen:

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

seller ouboaen:

  • # reviews: 74012
  • city: Hollywood, Florida
  • rating: 98.9%

general ouboaen:

  • condition: New
  • Boat Parts > Outboard Engines Components > Other
for makes: yamaha, for years: 2015, part type: intake hp manifold, to fit: kit for 1 engine,
category: boat parts > outboard engines components, sku: 19804379574985603,
Boyesen B323P Is Similar To:
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2 offers $31.72–$32.95 USD
  • New. Offer #1 priced at $31.72 + $13.45 shipping estimate = $45.17* total. Reed Kit, Boyesen. Yamaha 9.9/15hp.+$13.45 shipping
  • New. Offer #2 priced at $32.95 + $10.25 shipping estimate = $43.20* total. +$10.25 shipping

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