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Auto Care Essentials

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Every Mile

Premium fuel & oil additives, antifreeze and vehicle maintenance solutions to protect and boost your engine performance.

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High-performance fuel additives, oil additives, engine oil and antifreeze to protect gasoline, diesel and heavy-duty engines.

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  1. Hot Shot’s Secret 750,000 Mile 50/50 Prediluted Red Antifreeze/Coolant 4 Pack of 1 Gallon $35.88
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  2. Hot Shot’s Secret Diesel Winter Anti-Gel Fuel Treatment 16 oz Squeeze – Treats 125 Gallons – 7-in-1 Diesel Fuel Additive, Prevents Gelling, Improves Cold Starts, Boosts Cetane(16 Ounces) $8.39
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  3. Hot Shot’s Secret Everyday Diesel Treatment EDT 24 Pack of 4 Ounce Bottles $60.63
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  4. Hot Shot’s Secret Gray Diamond Euro 5W-30 1 Quart – Full Synthetic Motor Oil(5W30) $11.82
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  5. Hot Shot’s Secret EDT+ Winter Defense 16 oz Squeeze – Treats 200 Gallons – 7-in-1 Anti-Gel Diesel Fuel Additive, Prevents Gelling, Protects Fuel System, Improves Cold Starts, Boosts Cetane(1 Gallon) $10.18
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  6. Hot Shot’s Secret Spray & Stay Grease 9 Ounce $11.78
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  7. Hot Shot’s Secret Original Stiction Eliminator 32 oz – Treats 16 Quarts of Oil – Oil Additive for Gas & Diesel Engines, Reduces Wear, Restores Power, Protects Injectors, Eliminates Injector Stiction(32 oz) $16.93
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  8. Hot Shot’s Secret Diesel Winter Anti-Gel Fuel Treatment 16 oz Squeeze – Treats 125 Gallons – 7-in-1 Diesel Fuel Additive, Prevents Gelling, Improves Cold Starts, Boosts Cetane(16 Fl. Oz) $8.39
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  1. Hot Shot’s Secret Diesel Extreme 32 oz – Treats 80 Gallons – Concentrated Diesel Fuel Additive, Fuel System Cleaner and Injector Cleaner, Restores Engine Performance(128 Fl Oz (Pack of 1)) $9.58
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  2. Hot Shot’s Secret Green Diamond 15W-40 1 Gallon – Full Synthetic Diesel Engine Oil, CK-4 Motor Oil(10W30) $23.99
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  3. Hot Shot’s Secret RV Slide-Out Lubricant 9 oz – Slide Out Lube & Seal Conditioner, Non-Drip Protectant $11.44
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  4. Hot Shot’s Secret Diesel Extreme 64 oz – Treats 160 Gallons – Concentrated Diesel Fuel Additive, Fuel System Cleaner and Injector Cleaner, Restores Engine Performance $18.92
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Diesel Engines

Diesel Additives

Professional diesel fuel additives to clean injectors, prevent gelling and maximize diesel engine performance.

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Gasoline Engines

Gasoline Additives

Premium gasoline additives to clean fuel systems, reduce carbon deposits and boost engine efficiency.

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Complete Engine & RV Maintenance

Premium Maintenance for RV & Heavy-Duty Vehicles

High-performance additives and lubricants built for RV, diesel and gasoline engines to keep your vehicle reliable on every trip.

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Why Drivers Choose Hot Shot’s Secret

Premium lubricants & additives for long-lasting engine performance

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On all orders over $36 worldwide

30-Day Returns

Easy returns and exchanges

Rigorously Tested

Lab-formulated for heavy-duty engines

24/7 Support

Dedicated customer service