Hot Shot's Secret
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Hot Shots Secret Premium Defender DEF Booster Additive 16 oz Diesel DEF Treatment for Diesel Exhaust Fluid | Cleans & Prevents Crystal Build-Up, 12PK
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Hot Shots Secret Premium Defender DEF Booster Additive 16 oz Diesel DEF Treatment for Diesel Exhaust Fluid | Cleans & Prevents Crystal Build-Up, 12PK
Designed to work with DEF for diesel trucks, this additive helps prevent white crystal buildup in SCR systems, protecting injectors, pumps, and sensors from costly damage.
Hot Shots Secret Premium Defender DEF Booster Additive 16 oz Diesel DEF Treatment for Diesel Exhaust Fluid | Cleans & Prevents Crystal Build-Up, 12PK
Item #: 222732155

Hot Shots Secret Premium Defender DEF Booster Additive 16 oz Diesel DEF Treatment for Diesel Exhaust Fluid | Cleans & Prevents Crystal Build-Up, 12PK

Item #: 222732155

WST 718

Price Details

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*All items will import from US

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Designed to work with DEF for diesel trucks, this additive helps prevent white crystal buildup in SCR systems, protecting injectors, pumps, and sensors from costly damage.
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What Stands Out

Crystal Cleansing
Effectively cleans and prevents crystal build-up in diesel exhaust fluid systems, enhancing overall performance and longevity.
Enhanced Protection
Provides superior protection to diesel engines and components, reducing maintenance costs and downtime.
Convenient Packaging
Offered in a 12-pack, ensuring ample supply for long-term use, making it economical for fleet operators and diesel vehicle owners.

Product Details

Shop Hot Shots Secret Premium Defender DEF Booster Additive 16 oz Diesel DEF Treatment for Diesel Exhaust Fluid | Cleans & Prevents Crystal Build-Up, 12PK online at a best price in Samoa. B0GS6TTWGM
Country of OriginThis item will be imported from US
Date First AvailableApril 15, 2026

Who Should Buy?

Suitable For
  • Fleet Operators

    Perfect for fleet managers to maintain diesel engines, ensuring fewer breakdowns and prolonged lifespan of costly machinery.

  • Heavy-Duty Users

    Ideal for individuals frequently using heavy-duty diesel vehicles, enhancing performance and reducing maintenance issues related to DEF.

  • Preventative Care

    Beneficial for proactive vehicle owners who aim to prevent crystal build-up in their diesel exhaust systems for optimal efficiency.

Not Suitable For
  • Gasoline Vehicles

    Not suitable for gasoline engines, as it's specifically formulated for diesel applications and may cause damage.

Product Description

Hot Shots Secret Premium Defender DEF Booster Additive 16 oz Diesel DEF Treatment for Diesel Exhaust Fluid | Cleans & Prevents Crystal Build-Up, 12PK

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Customer Questions & Answers

  • Question: How often should I use the DEF additive?

    Answer: Add it during each fill-up—1 oz per 2.5 gallons of DEF.
  • Question: Will this prevent trouble codes from appearing?

    Answer: Yes, it helps maintain a clean SCR system and reduces risk of trouble codes.
  • Question: Is this DEF additive compatible with all diesel trucks?

    Answer: Yes, it's specifically designed for diesel exhaust fluid systems in diesel trucks.

Hot Shot's Secret Diesel Additives Editorial Review

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23 July 2026 · via Trustpilot
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WST 718

Order now and get it around Sunday, September 06

QTY:

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Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • Prevents white crystal buildup in DEF systems for diesel trucks.
  • Protects critical components like injectors, pumps, and sensors.
  • Supports peak SCR performance and long-term reliability.
  • Reduces corrosion and crystal buildup in changing weather conditions.
  • Helps maintain a clean SCR system, reducing the risk of trouble codes.
  • Simple to use: Add 1 oz per 2.5 gallons of DEF during fill-up.

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