Wynn’s W64544 Automatic Transmission Treatment 325ml – Leak Stopper & Shifting Aid

In stock

  • Stops and prevents leaks in automatic transmissions
  • Eases gear shifting for smoother driving
  • Compatible with automatic transmissions
  • Contains 325ml of treatment solution
  • Easy to use oil additive from trusted brand Wynn’s
  • Lightweight and compact bottle for convenient handling
  • Helps maintain transmission performance and longevity

Product details

Wynn’s W64544 Automatic Transmission Treatment 325ml – Keep Your Gears Shifting Like a Dream

If you’ve ever caught your automatic transmission feeling a bit sluggish or noticed fluid sneaking out where it shouldn’t, Wynn’s W64544 might just be the little lifesaver you need. It’s designed to be mixed in with your transmission oil to nip leaks in the bud and smooth out those gear changes. Think of it as a handy helper that can save you the faff and expense of a pricey repair—great for keeping your motor running sweetly without too much fuss.

So, what’s it actually do?

Primarily, it tackles those pesky leaks that tend to crop up over time in the transmission system. Nobody likes spotting drips under the car or having to keep topping up the fluid, right? On top of that, it helps make gear shifts feel a whole lot smoother—less jerky, more seamless. If your car’s been hesitating or feeling a bit rough when it changes gears, this treatment can really help iron things out.

How do you use it?

It couldn’t be simpler. Just pour the treatment into your transmission oil, usually when you’re doing an oil change, and let it get to work. The 325ml bottle is just the right size for most automatic transmissions, so no need to faff around measuring or using fancy equipment. Easy peasy.

A few technical bits and bobs

The bottle itself is compact and lightweight—just 237 grams—so it’s no bother to keep in the garage or your car’s toolkit. It’s made by Wynn’s, a brand you can trust when it comes to automotive additives. One thing to note: if you’re using any gadgets to measure or dispense it, they might need lithium-ion batteries, so keep that in mind.

Why pick Wynn’s transmission treatment?

Besides plugging leaks and smoothing out gear changes, it’s also great for the overall health of your transmission. Using it regularly can help prolong the life of your gearbox and potentially save you a pretty penny on repairs further down the line. It’s especially handy if you’ve spotted minor leaks or the odd rough shift—just a straightforward addition that can make a noticeable difference.

Of course, if your transmission’s really playing up, this isn’t a magic fix, but as a preventative or maintenance boost, it’s well worth a go. So, if you want to keep your automatic transmission ticking over nicely without too much hassle, Wynn’s W64544 is definitely one to consider.

Additional information

Brand

Wynn's

Additive Type

Leak Sealer
Smoother Shifting

Compatibility

Automatic Transmission (AT)

Volume

325 ml

Application Stage

With Gear Oil (added during oil change)

Model

W64544

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