9.9HP 15HP 20HP Thermostat (50°C) for Suzuki Outboard DF9.9B DF15A DF20A 2013 & Up – Replaces 17670-91J01
PRODUCT DETAILS
Thermostat for Suzuki Outboard DF9.9B DF15A DF20A 2013 & Up – 50°C – Replaces 17670-91J01
Description:
Thermostat – 50°C
For Suzuki 4-Stroke Outboards
Fits: DF9.9B, DF15A, DF20A (2013 & Up)
This 50°C thermostat is a workshop-tested aftermarket replacement, designed to help maintain optimal engine temperature and ensure smooth operation.
Replaces Suzuki OEM Part Numbers:
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17670-91J00
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17670-91J01
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17670-91J02
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17670-91J02-000
(OEM numbers used for reference only – this is a compatible aftermarket part)
Key Features:
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Marine-grade quality thermostat
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Ideal for saltwater and freshwater use
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Maintains correct engine temperature
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Workshop-tested for reliability
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Designed to OEM specs for direct fit and function
Why Buy from SSI Marine?
✔ Fast UK despatch – Same-day shipping on orders placed before 1 PM
✔ Delivery from our UK warehouse with Tracked 24-hour service
✔ Workshop-tested aftermarket & OEM parts
✔ UK-based expert support — contact us with your model and serial number
✔ VAT invoices available on request
✔ Collection available from our Leigh - Manchester unit (Mon–Fri, 9 AM–5 PM)⚠️ Buyer's Responsibility: Please confirm compatibility with your engine model and serial number before purchase. If unsure, contact our technical team — we’re happy to help.
SHIPPING & DELIVERY
Delivery:
We offer free shipping on all orders over £150 (excluded outboard engines, trailers)
Standard Shipping - £ 8.50
Orders are typically shipped within 1 business day of receipt of payment. We ship via Royal Mail Tracked 24 delivery service. Delivery times vary depending on the delivery destination.
For engines delivery cost please ask for a quote.
It is the buyer's responsibility to ensure that the correct shipping address is supplied.
All item(s) will be despatched to the registered address.
Tracking your order:
Once your order has been shipped, you will receive a tracking number via email. You can track your order online using the tracking number provided.
Returns:
We accept returns of unused and undamaged items within 30 days of purchase.
To return an item please contact us for a return authorisation number. Return shipping costs are the responsibility of the customer.
Refunds:
Refunds will be issued for the purchase price of the item, less shipping costs. Refunds will be issued in the same form of payment as the initial purchase.











