Details

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Red Line D6 ATF is a full-synthetic, low-viscosity automatic transmission fluid engineered for high efficiency, extreme thermal stability, and long service life. It is our most shear-stable and lowest-viscosity ATF, specifically designed to meet or exceed the performance of modern OEM specifications including Dexron-VI®, Mercon®SP, Mercon®LV, Honda DW-1, Toyota WS, ZF Lifeguard 6/8, and many more.

This fluid is also LSD (Limited Slip Differential)-compatible, making it ideal for performance vehicles and racing applications where frictional consistency and gear protection are critical.

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Key Benefits:
✅ LSD-Compatible – Safe for use in limited slip differentials
✅ Outstanding Shear Stability – Maintains performance across extended drain intervals
✅ Full Synthetic Formula – Enhanced thermal and oxidation resistance
✅ Excellent Gear Protection – Provides GL-4 level protection for manual and automatic transmissions
✅ Reduces Transmission Temps – Proven to lower operating temperatures in performance applications
✅ Smooth, Consistent Shifts – Optimized for modern 6–8 speed transmissions and CVTs
✅ Extended Drain Intervals – Higher efficiency and durability compared to conventional ATFs
✅ Fuel Efficiency Focused – Formulated to meet stringent CAFE testing requirements

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Meets or Exceeds the Requirements of:

• Dexron® VI / III

• Mercon® LV / Mercon® SP

• Honda ATF-DW1 / Acura Type 3.0

• Toyota Type WS / JWS 3324 / NWS-9638

• NissanMatic S

• Mitsubishi SP-IV / J2 / J3

• Hyundai/Kia SP-IV

• BMW/Mini M-1375.4 / MTF-LT-3

• ZF Lifeguard 6 / 6+ / 8

• Mercedes-Benz 236.12 / 236.14 / 236.41 / NAG-2

• Volvo 31 256 774 / 775

• Chrysler/Jeep 68157995AA / 68218925AB

• Ford WSS-M2C938-A / XT-10-QLVC

• Subaru SOA635047

• VW/Audi G 055 005 / G 060 162

For complete compatibility, always verify with your vehicle’s owner's manual or service guide.

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Specifications:

• Brand: Red Line

• Product Type: Full Synthetic ATF

• Viscosity: Ultra-low, Shear-Stable

• Size: 1 Quart (946ml)

• Package Type: Bottle

• Country of Origin: USA

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Why Choose Red Line D6 ATF?
Red Line D6 is not just any ATF—it’s specifically engineered to outperform OEM fluids, even in demanding conditions such as racing, towing, and extreme heat. Its proven formula delivers smoother shifts, prevents varnishing, and ensures maximum component protection.

🔄 Compare with Red Line D4 ATF

Feature	D6 ATF (This Product)	D4 ATF
Viscosity	Low (Dexron VI / Mercon LV / WS)	Higher (Dexron III / Mercon)
Application Focus	Modern autos, fuel-saving transmissions	Older autos or systems requiring thicker ATF
Shift Feel	Crisp & fast	Smooth & forgiving
LSD-Compatible	✅ Yes (wet-clutch/integrated LSDs)	✅ Yes (older AT units with LSD)
Fuel Efficiency	✅ High	⚠️ Moderate

👉 Using an older transmission that requires thicker ATF?
Check out Red Line D4 ATF