The new 30 weight Max Duty Super F is for large displacement, turbocharged or +2,000 HP engines - including off road use and monster truck use. Formulated and tested to perform in extreme pressure and heat, the unique synthetic Type F chemistry of Max Duty Super F provides measurable performance improvements over other thinner and conventional fluids, and better converter lock-up over our 20 weight Super F. Recommended for use in GM Powerglide, TH350, TH400, Chrysler TF727, TF904, Ford C4, C6 and other non-electronic transmissions.

• Ester fortified synthetic for superior life over all other base oils
• Delivers outstanding high speed, high load component protection
• Type F formula offers reduced temperature with unmatched shifting engagement
• Anti-corrosion and foam inhibiting properties
• Improved seal protection and flow for proper shiftability in sub-freezing temperatures