Red Line 30504 D4 Synthetic ATF – 1 Quart (12 Pack) | Dexron/Mercon-Compatible, Versatile Transmission Fluid
- £250.69
- £250.69
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Description
xPremium Synthetic ATF for diverse transmissions
Red Line 30504 D4 Synthetic Automatic Transmission Fluid is engineered to support smooth gear engagement and steady lubrication across a wide array of drivetrains. Its amber-hued formulation flows readily, forming a protective film that remains stable under varying temperatures and loads.
Versatility that fits many setups
- Superior gear and synchro protection with balanced slipperiness to ease cold-weather shifts
- Also suitable for manual transmissions and transaxles like T-5, T-45, T-56, and late-model BMWs, delivering GL-4 level protection
- Most versatile ATF for use where Dexron III/II, Mercon and Mercon V are specified, supporting automatic, manual, and power steering needs
Designed to cover a wide range of OEM specifications, this fluid aims to reduce friction heat and maintain consistent shift feel. The D4 formulation emphasizes robust film strength and dependable lubrication without compromising performance.
Common applications and compatibility
- Widely used in Toyota Type T-III and T-IV transmissions, Honda ATF-Z1, Nissan Matic lines, Diamond SP-II/SP-III, Mazda ATF M-V, and many BMW and VW/Audi automatics
- Suitable for vehicles requiring GL-4 level protection in both automatic and manual gearboxes, and as a cross-compatibility option in mixed fleets
Red Line has stood for performance since 1979, with a focus on protecting gears and delivering confident lubrication. This D4 ATF offers a practical balance of protection, shift quality, and reliability for day-to-day driving.
What to expect in the real world
- Balanced slipperiness supports smooth gear changes and steady performance in a range of temperatures
- Broad compatibility makes it a convenient choice for fleets or personal garages with diverse transmissions
FAQ
Q: Is Red Line 30504 D4 ATF compatible with both automatic and manual transmissions?
A: Yes. It supports Dexron III/II, Mercon and Mercon V specifications and can be used in automatic transmissions, manual gearboxes, and some transaxles.
Q: Can this ATF be beneficial in cold weather driving?
A: Its balanced slipperiness supports smoother shifts and reliable lubrication in cooler temperatures.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 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.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
Complete Your Setup
- £250.69
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