---
product_id: 485104820
title: "Hot Shot’s Secret EDT+ Winter Defense 8 oz – Treats 100 Gallons – 7-in-1 Anti-Gel Diesel Fuel Additive, Prevents Gelling, Protects Fuel System, Improves Cold Starts, Boosts Cetane"
brand: "hot shot's secret"
price: "$41"
currency: NZD
in_stock: true
reviews_count: 9
category: "Hot Shot's Secret"
url: https://www.desertcart.nz/products/485104820-hot-shot-s-secret-edt-winter-defense-8-oz-treats
store_origin: NZ
region: New Zealand
---

# Boosts cetane by 7 points 7-in-1 multi-action formula Prevents gelling down to -40°F Hot Shot’s Secret EDT+ Winter Defense 8 oz – Treats 100 Gallons – 7-in-1 Anti-Gel Diesel Fuel Additive, Prevents Gelling, Protects Fuel System, Improves Cold Starts, Boosts Cetane

**Brand:** hot shot's secret
**Price:** $41
**Availability:** ✅ In Stock

## Summary

> ❄️ Keep your diesel unstoppable this winter—because freezing fuel is so last season!

## Quick Answers

- **What is this?** Hot Shot’s Secret EDT+ Winter Defense 8 oz – Treats 100 Gallons – 7-in-1 Anti-Gel Diesel Fuel Additive, Prevents Gelling, Protects Fuel System, Improves Cold Starts, Boosts Cetane by hot shot's secret
- **How much does it cost?** $41 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/485104820-hot-shot-s-secret-edt-winter-defense-8-oz-treats)

## Best For

- hot shot's secret enthusiasts

## Why This Product

- Trusted hot shot's secret brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **7-in-1 Powerhouse:** Combines anti-gel, water demulsifier, injector cleaner, and more for all-around fuel system protection.
- • **Cold Start Champion:** Enhances cold starts in subzero temps with a 7-point cetane boost and 32% improved lubricity.
- • **Effortless Winter Prep:** Concentrated formula treats 100 gallons with just 8 oz—easy pour-and-go for busy pros.
- • **Rust & Corrosion Shield:** Effectively disperses moisture to prevent ice, rust, and fuel line freeze-ups down to -40°F.
- • **Freeze-Proof Your Diesel:** Keeps fuel flowing smoothly even 20°F below the cloud point, eliminating costly winter downtime.

## Overview

Hot Shot’s Secret EDT+ Winter Defense is a scientifically engineered 7-in-1 diesel additive that prevents fuel gelling, boosts cetane by 7 points, improves lubricity by 32%, disperses water, cleans injectors, and protects your fuel system from rust and corrosion. Designed for extreme cold down to -40°F, this 8 oz bottle treats 100 gallons, ensuring reliable cold starts and peak engine performance all winter long.

## Description

desertcart.com: Hot Shot’s Secret EDT+ Winter Defense 8 oz – Treats 100 Gallons – 7-in-1 Anti-Gel Diesel Fuel Additive, Prevents Gelling, Protects Fuel System, Improves Cold Starts, Boosts Cetane : Beauty & Personal Care

Review: Great product! - Works as it should and keeps the fuel from gelling even in 45 below wind chill Temps.
Review: Does what it says - Has worked well so far. Seems to be high quality and it easy to use.

## Features

- PREVENTS GELLING: This 7-in-1 diesel anti-gel additive minimizes the size of wax crystals that form in diesel fuel during cold weather allowing the fuel to travel through the fuel filter at 20°F below the cloud point (wax solidification point).
- ANTI-GEL FUEL BOOSTER: This product is designed to enhance diesel fuel in terms of lubricity & cetane. Improves lubricity up to 32% and 7 point cetane boost. EDT+ Winter Defense improves cold starts even in subzero temperatures.
- DEMULSIFIES WATER: Effectively disperses moisture, plus protect your fuel system from rust & corrosion. It also prevents ice & fuel line freeze-ups, even in extreme temperatures as low as -40°F, providing reliable operation.
- FUEL INJECTOR CLEANER: Cleans both internal & external injector deposits, enhances the lubricity of fuel to safeguard the fuel system components, such as the pump & injectors to increase engine longevity while also acting as a fuel system cleaner.
- EASY TO USE: 16 oz bottle treats up to 200 gallons. Concentrated, use just 2oz per 25 gallons, double that amount in temperatures below 0°F. Start using near freezing temperatures. Just pour it into your diesel fuel tank during your next fill up.
- POWERED BY SCIENCE: Our products are engineered to resolve issues, make equipment last longer and improve efficiency. Nothing leaves our building with our name on it unless we know it is absolutely the BEST it can be.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BHLMJXJL |
| Best Sellers Rank | #825 in Automotive ( See Top 100 in Automotive ) #6 in Diesel Additives |
| Brand | Hot Shot's Secret |
| Customer Reviews | 4.8 4.8 out of 5 stars (797) |
| Date First Available | October 7, 2022 |
| Item Weight | 8 ounces |
| Item model number | EDTWAG8OZ |
| Manufacturer | Lubrication Specialties, Inc. |
| Manufacturer Part Number | EDTWAG8OZ |
| Model | EDT+ Winter Defense 8 OZ |
| Product Dimensions | 2 x 2 x 5.75 inches |

## Images

![Hot Shot’s Secret EDT+ Winter Defense 8 oz – Treats 100 Gallons – 7-in-1 Anti-Gel Diesel Fuel Additive, Prevents Gelling, Protects Fuel System, Improves Cold Starts, Boosts Cetane - Image 1](https://m.media-amazon.com/images/I/61hZlJppXnL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product!
*by D***R on February 9, 2026*

Works as it should and keeps the fuel from gelling even in 45 below wind chill Temps.

### ⭐⭐⭐⭐⭐ Does what it says
*by L***S on January 16, 2026*

Has worked well so far. Seems to be high quality and it easy to use.

### ⭐⭐⭐⭐⭐ Diesel Fuel Line Treatment Follow the Directions and Go!
*by N***W on February 3, 2026*

Winter Diesel Fuel Defense Works well and even better if you change your fuel line filters! Lesson learned, but will still use this product!

## Frequently Bought Together

- Hot Shot's Secret EDT+ Winter Defense 8oz, 7-in-1 Anti-Gel Diesel Fuel Additive – Prevents Gelling, Protects Fuel System, Diesel Additive Improves Cold Starts, Boosts Cetane
- Hot Shot's Secret Everyday Diesel Treatment 16 Ounce Squeeze Bottle (HSSEDT16ZS)
- Hot Shot's Secret P040416Z Diesel Extreme Clean and Boost - 16 fl. oz. (Packaging May Vary), Amber

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-18*