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AMSOIL Signature Series ULV 100% Synthetic ATF is formulated for today’s hard-working vehicles that face the toughest driving conditions. Designed for extreme heat, heavy loads, towing, and stop-and-go driving, it delivers unmatched thermal stability and wear protection. With advanced anti-oxidation chemistry, this fluid allows you to confidently extend service intervals beyond OEM severe-service recommendations while maintaining guaranteed AMSOIL protection.

Product Details:

• 100% Synthetic ULV (Ultra-Low Viscosity) ATF

• Specially engineered for modern automatic transmissions under severe service

• Compatible with a wide range of vehicle makes and models

• Backed by AMSOIL’s industry-leading performance guarantee

Key Benefits:
✅ Reserve Heat Protection – 180,000 Miles
Independent testing shows AMSOIL Signature Series ATF prevents sludge and varnish even after 180,000 severe-service miles. Valve bodies remain clean, while clutch plates earn the highest rating of “good” for wear and discoloration.

✅ Superior Thermal Stability
Formulated with a high concentration of antioxidants, it resists breakdown and oxidation far better than conventional fluids, ensuring consistent protection in extreme heat.

✅ Extended Service Life
After 180,000 miles in severe service, analysis revealed the fluid still retained 83% of its original oxidation inhibitors, proving its durability for extended drain intervals.

✅ Protects Critical Components
Maintains film strength and anti-wear properties under heavy load, helping extend transmission life and reducing costly repairs.

✅ Cleaner Operation
Prevents sludge, varnish, and deposits that compromise shifting performance.

Ideal Applications:

• Pickup trucks and SUVs used for towing and hauling

• Commercial fleets under constant heavy use

• Performance vehicles requiring stable ATF under high stress

• Daily drivers in hot climates or stop-and-go traffic
   

AMSOIL Signature Series ULV 100% Synthetic ATF is the ultimate choice for long-lasting transmission protection, delivering reserve performance, extended service life, and guaranteed peace of mind for vehicles under the toughest conditions.