Hot Shot's Secret Diesel Extreme Diesel Fuel Additive 12-Pack 32 oz
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Expected ship time: usually within 24–48 hours; some vendor items may take longer.
Regular price
$244.90
Verified Fitment & Application Support
This product is selected for proper fitment and compatibility with the listed engine application. Our team is available to assist with fitment questions, installation considerations, and supporting components to ensure a smooth install and reliable performance.
Got Questions? Feel free to email us or call us at (503) 235-1947
Hot Shot's Secret Diesel Extreme is a concentrated 6-in-1 diesel fuel additive that cleans the entire fuel side of the engine, from the tank and lines to the pump and injector tips, then follows the cleaning with a strong cetane boost.
This listing is a case of 12 individual 32 ounce bottles. Each 32 ounce bottle treats up to 80 gallons of fuel, so the case covers up to 960 gallons.
Key Features
- Removes and prevents Internal Diesel Injector Deposits (IDIDs), External Diesel Injector Deposits (EDIDs), varnish and waxy soap deposits
- Raises the fuel's cetane rating by up to 7 points for better combustion, power and cold starts
- Cleans the full fuel system including tank, lines, fuel pump, upper cylinders and injector tips
- Adds lubricity to combat the effects of Ultra-Low Sulfur Diesel, with a proven 60µm wear scar reduction in ASTM D6079 testing
- Non-alcohol military-grade water dispersant plus rust and corrosion inhibitors rated A in NACE corrosion testing
- Fuel stabilizer package with anti-oxidants, metal deactivators and dispersants
- Passes the ASTM D2068 filter blocking test and is safe for all emissions equipment
Application
Recommended for all diesel engines, including Ford Power Stroke, Dodge and Ram Cummins, GM Duramax, Volkswagen and Audi, along with semi-trucks, farm equipment, construction machinery, marine diesels and RVs. Hot Shot's Secret guarantees it will not void a manufacturer's warranty.
How to Use
Use one treatment every 6,000 miles at a rate of 8 oz per 20 gallons of diesel fuel. Run Everyday Diesel Treatment or Diesel Winter Anti-Gel between Diesel Extreme services.
Product Details
- Brand: Hot Shot's Secret
- Product Type: Concentrated diesel fuel additive, injector cleaner and cetane booster
- Product Line: Diesel Extreme
- Size: 12-Pack, 32 oz Bottles
- Manufacturer Part Number: P040432Z12
Orders typically ship within 24–48 hours of being received, but because of vendor shipping times some orders may take longer. We ship within the United States only (48 contiguous states plus DC).
Shipping Height: 8.5
Shipping Length: 14.0
Shipping Width: 10.5
California Proposition 65
WARNING: This product can expose you to chemicals that are known to the State of California to cause cancer and/or reproductive harm. For more information, visit
www.P65Warnings.ca.gov.