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⚙️ Shift smarter, not harder — the synthetic edge your transmission deserves!
Red Line 30504 D4 Synthetic ATF offers unmatched low-temperature shiftability and high thermal stability, protecting gears and synchros in both automatic and manual transmissions. Compatible with a wide range of OEM specs including Dexron III, Mercon V, and BMW, it ensures smooth, consistent shifts and extended drain intervals, making it a top choice for performance and longevity since 1979.






| Asin | B000CPI5XM |
| Best Sellers Rank | #12,357 in Automotive (See Top 100 in Automotive) #17 in Automotive Transmission Fluids |
| Brand Name | Red Line |
| Container Type | Bottle |
| Country Of Origin | USA |
| Customer Reviews | 4.8 4.8 out of 5 stars (1,044) 4.8 out of 5 stars |
| Global Trade Identification Number | 00083522305044 |
| Item Form | Oil |
| Item Weight | 771 g |
| Liquid Volume | 0.95 Liters |
| Manufacturer | Red Line |
| Material | Synthetic |
| Model Number | RED30504 |
| Number Of Items | 1 |
| Number Of Packs | 1 |
| Part Interchange Info | 30504 |
| Part Number | 30504 |
| Recommended Uses For Product | For use in automatic and manual transmissions, power steering, racing transmissions |
| Sae J300 Viscosity Grade | 5W |
| Specific Uses For Product | Automatic and Manual Transmissions, Power Steering |
| Unit Count | 1 Count |
| Upc | 083522305044 |
| Viscosity | 5w |
User
Excellent produit !
Très bon produit, j'utilise ce produit exclusivement pour ma Corvette C6 depuis longtemps !
User
Good
Matches 955 Cayenne transfer case fluid specs.
User
Super
Ich bin begeistert was der getriebeöl redline d4 atf leistet. Die Schalt Vorgänge sind deutlich weicher und sanfter geworden demnächst werden ich komplette öl Wechsel vornehmen. Tolle Arbeit an die amerikanische öl Industrie
User
Four Stars
Great for my Hurth gearboxes on my boat.
User
Easier shifting
Works great in my BMW Z3, only need 1 quart.
Trustpilot
1 month ago
2 months ago