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:

17670-91J00
17670-91J01
17670-91J02
17670-91J02-000
(OEM numbers used for reference only – this is a compatible aftermarket part)

Key Features:

Marine-grade quality thermostat
Ideal for saltwater and freshwater use
Maintains correct engine temperature
Workshop-tested for reliability
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.

9.9HP 15HP 20HP Thermostat (50°C) for Suzuki Outboard DF9.9B DF15A DF20A 2013 & Up – Replaces 17670-91J01