Official Release:
Hot Shot’s Secret™ Introduces Green Diamond™ Ultra-Low Viscosity Automatic Transmission Fluid for
Ford® and GM® 10-Speed Transmissions
Ultra-low viscosity transmission fluid for long-term wear protection,
longer drain intervals and increased oxidation and thermal stability
Mt Gilead, OH, (April 2, 2026) – To meet the growing demand for an ultra-low viscosity automatic transmission fluid, Hot Shot’s Secret™ introduces Green Diamond™ ULV (Ultra-low Viscosity) automatic transmission fluid (ATF). Developed specifically for Ford®, GM® 10-speed transmissions, select European models, and other applications require a ULV specification.
Formulated with high quality 100% Group III fully synthetic base oils, an advanced additive package, and Hot Shot’s Secret’s FR3 Nano Technology®, Green Diamond ULV is designed to help maintain clean internal components and stable performance under demanding operating conditions. Its ultra‑low viscosity formulation supports efficient fluid flow while providing enhanced thermal and oxidative stability to help protect modern transmissions exposed to high heat and extreme use.
“As OEMs continue to move toward ultra‑low viscosity transmission fluids, it was important for us to offer a solution that delivers the performance and protection modern 10‑speed transmissions demand,” said Josh Steinmetz, Brand Manager at Hot Shot’s Secret. “Green Diamond ULV reflects our commitment to providing the best products on the market. The carefully balanced additive package works to help resist the formation of deposits and sludge while supporting wear protection in critical transmission components. Green Diamond ULV helps maintain transmission efficiency and smooth power transfer over the life of the fluid.”
Green Diamond ULV ATF is recommended for vehicles that require transmission fluid meeting Ford MERCON® ULV – WSS-M2C949-A, GM DEXRON® ULV, or Mercedes
Benz MB 236.17 specifications. Green Diamond ULV ATF is available in three convenient sizes – 1, 5, and 55-gallon containers. The product is available for purchase online at HotShotSecret.com and through authorized Hot Shot’s Secret dealers nationwide.
Features:
- Fully-synthetic
- Supports efficient fluid flow while providing enhanced thermal and oxidative stability
- Carefully balanced additive package works to help resist the formation of deposits and sludge while supporting wear protection in critical transmission components
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