Water Cooler Kit H2O Performance Yamaha R6 RJ11 (06-07)
Water Cooler Kit H2O Performance Yamaha R6 RJ11 (06-07)
Delivery time on request
For maximum performance: Cooling the R6 RJ11 at a new level
The Yamaha R6 RJ11 from the years 2006–2007 is a razor-sharp supersport bike that produces high RPM and enormous heat. Under sporty riding conditions, long sessions, or high ambient temperatures, the standard radiator quickly reaches its limits – the result: rising temperatures, loss of power, and increased wear.
The H2O Performance radiator kit takes your R6 RJ11's thermal management to a completely new level. Thanks to the larger cooling surface, optimized fin structure, and race-ready design, it ensures maximum heat dissipation and stable temperatures – even under the toughest conditions.
The key benefits at a glance
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Significantly increased cooling performance due to enlarged radiator surface and racing fins
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Stable operating temperature, even during very sporty riding or hot days
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More thermal reserve for track days, passes, or intense country road rides
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Protection against heat buildup & overheating, resulting in less thermal engine wear
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More consistent engine performance, as the engine does not run into temperature limits
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Cleaner, smoother engine operation and even throttle response
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Longer lifespan & more reliability, especially under sporty use
Ideal for riders who demand more
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Owners of a Yamaha R6 RJ11 (2006–2007)
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Sporty street riders & track day riders
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Tour riders who need stable temperatures under heat or high load
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Riders who want to eliminate the thermal limit of the RJ11
⚙️ Technical features
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High-performance radiator with increased cooling surface
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Optimized racing fins for maximum heat dissipation
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Custom-fit for Yamaha R6 RJ11 (06–07)
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Robust, heat-resistant materials – durable & race-ready
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Easy installation, directly replaces the stock radiator
You will feel this immediately after installation
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more stable coolant temperature – even at full throttle or track use
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no power loss due to overheating
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smoother engine operation, more consistent throttle response
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more thermal reserve for demanding applications
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overall higher performance, safety, and riding pleasure
Conclusion: The best cooling upgrade for the Yamaha R6 RJ11 (06–07)
The H2O Performance radiator kit provides the cooling capacity that the R6 RJ11 truly needs. More stability, more power, more reliability – the ideal upgrade for anyone pushing their R6 to the sporty or limit.
👉 Order now and give your R6 RJ11 the cooling performance it deserves!
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About Us
About Us
Our passion for quality and innovation drives us to offer you the best products and services for motorcycle enthusiasts. From exclusive high-performance parts to tailor-made solutions — your riding experience is at the center of everything we do.
Shipping & Returns
Shipping & Returns
We ship with DHL and FedEx — if requested, also via express. If an item is in stock, shipping via express can, in many cases, be delivered within 1 business day. Standard delivery time is typically about 2–5 business days within the country, and worldwide usually about 1 week. Please check the available shipping options and transit times in the cart, as we offer several shipping providers depending on the country.
Returns must be registered in advance by email and are possible according to our return policy (14 days to request a return + 14 days return shipping deadline after approval). Please note: Unregistered returns will not be accepted. You can find all details on the terms, exceptions, and refunds in our return policy.
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More information in our FAQs
Write to our team via email – we’ll get back to you as quickly as possible.
How long does it take to process my order?
How long does it take to process my order?
If the item is in stock, we usually process your order very quickly; in many cases it can even be shipped the same day.
Our processing times are Monday to Friday, 07:30–16:30.
Do you ship internationally?
Do you ship internationally?
Yes, we ship worldwide. Shipping is carried out depending on the country and the selection, via DHL or FedEx.
What is your return policy?
What is your return policy?
Returns must be registered in advance by email. You can request a return within 14 days of receiving the item and, after approval, you have another 14 days to send it back.
Important: Unregistered returns are not accepted. All details can be found in our cancellation policy.
What does “delivery time on request” mean?
What does “delivery time on request” mean?
“Delivery time on request” means the item is generally not in stock right away and may need to be ordered separately. Please contact us before purchase – we’ll check availability and tell you the estimated delivery time.
Do you offer express shipping?
Do you offer express shipping?
Yes, we offer express shipping. If an item is in stock, in many cases shipping can be completed within 1 business day (depending on the country and shipping option). You can see the available shipping methods in the shopping cart.

