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Exhaust Hose Gasket – Fits Suzuki DT 20-30 HP Outboards (Replaces 14212-91L00, 14212-96310)

Sale price $15.99 Regular price $25.00
Shipping calculated at checkout.

Exhaust Hose Gasket – Fits Suzuki DT 20-30 HP Outboards (Replaces 14212-91L00, 14212-96310) is backordered and will ship as soon as it is back in stock.


Worry-free returns

You may return most new, unopened items within 7 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Delivery and Shipping

Free standard shipping on all orders under 1 KG

If you have any questions, feel free to email us at info@sierramarines.com, and we’ll get back to you within 20–36 hours.

Product Details

This high-quality Exhaust Hose Gasket provides a reliable seal for the exhaust system on Suzuki DT series 20-30 HP 2-stroke outboards manufactured between 1986 and 2002. It serves as a direct-fit replacement for various models, including the DT20, DT25, and DT30, ensuring peak engine performance and safety.

This part is a direct replacement for Suzuki OEM part numbers 14212-91L00 and 14212-96310.

  • Ensures a perfect, leak-free seal for the exhaust system.
  • Designed for direct, hassle-free installation.
  • Made from durable rubber to withstand the harsh marine environment.

Part Number Matrix

Use this matrix to confirm equivalent references across OEM and aftermarket standards.

Brand Part Number
Suzuki 14212-91L00
Suzuki 14212-96310

Engine & Model Compatibility

Confirm your engine model and year in the table below.

For Suzuki owners, please verify your specific model and production year range to ensure correct fitment. This part is compatible with both standard gasoline and kerosene models as noted.

Brand Model Rated HP Stroke Years OEM Part No. Notes
Suzuki DT20 20 2-Stroke 1986–2002 14212-91L00
Suzuki DT25 25 2-Stroke 1986–2002 14212-91L00 Also uses 14212-96310
Suzuki DT25K 25 2-Stroke 2017+ 14212-96310 Kerosene model
Suzuki DT30 30 2-Stroke 1986–2002 14212-91L00 Also uses 14212-96310
Suzuki DT30R 30 2-Stroke 2017+ 14212-96310

Technical Specs

Product Type
Exhaust Hose Gasket
Housing Material
Rubber
Installation
Direct replacement
Product Dimensions
10.0cm L x 10.0cm W x 1.0cm H
Product Weight
0.1 kg (0.22 lb)
Key Feature
Ensures a perfect seal for exhaust system

What’s in the Box

  • 1 x Exhaust Hose Gasket (Replaces 14212-91L00/14212-96310)

Installation Notes

  1. Ensure the engine is off and completely cool. Disconnect the battery as a safety precaution.
  2. Locate the existing exhaust hose gasket on the engine. You may need to remove other components to access it.
  3. Carefully remove the old, worn-out gasket. Take note of its orientation.
  4. Thoroughly clean the mating surfaces to remove any old gasket material, residue, or corrosion.
  5. Position the new gasket, ensuring it aligns correctly with all mounting holes and passages.
  6. Reassemble all components in the reverse order of disassembly.
  7. Once assembled, reconnect the battery and run the engine, carefully checking for any exhaust or water leaks around the new gasket.

Troubleshooting & FAQ

How do I confirm this gasket fits my specific Suzuki engine?

The most reliable method is to check your engine's model, horsepower, and year against the "Engine & Model Compatibility" table. You can also compare your existing part number to the cross-references in the "Part Number Matrix."

What are the signs of a failing exhaust hose gasket?

Common symptoms include visible exhaust or water leaks around the exhaust housing, an unusually loud engine noise, a noticeable decrease in engine performance, or an exhaust smell stronger than normal.

Can this gasket be used in both saltwater and freshwater?

Yes, this gasket is manufactured from marine-grade rubber designed to resist degradation and corrosion from exposure to both saltwater and freshwater environments.

Does this single part replace both 14212-91L00 and 14212-96310?

Yes, it is manufactured to serve as a direct interchange for both Suzuki part numbers, covering a wide range of models and years as detailed in the compatibility chart.

OEM vs. Aftermarket?

This listing is an aftermarket replacement (not OEM). Built to OEM-level specifications with comparable materials. Manufactured in an ISO 9002 facility, batch-inspected for consistency.

Shipping speed & cost

We ship worldwide quickly—typical transit 5–15 days. Standard shipping is free; expedited options appear at checkout where available.

Warranty & returns

Covered by a 1-year warranty against manufacturing defects under normal use. If issues arise, contact support with your order details. Returns are accepted within our standard window (unused & in original condition). See our policy page or reach out for instructions.

Safety & Important Info

  • Verify images/specifications vs your original part. If anything differs—even if your model appears compatible—do not purchase.
  • This is an aftermarket replacement, not an OEM component.
  • Professional installation is recommended for safety and performance.

About Sea Sierra

  • Pro-Grade Standards — We supply marine parts engineered to OEM-level tolerances and tested for real-world conditions.
  • Fast Global Fulfillment — Free standard delivery to most regions in 5–15 days.
  • Manufacturer-Direct Value — Fair pricing without compromising on materials or QC.

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