---
product_id: 572873002
title: "Marine Tune-Up Fuel Treatment (22313)"
brand: "sta-bil"
price: "$115"
currency: NZD
in_stock: true
url: https://www.desertcart.nz/products/572873002-marine-tune-up-fuel-treatment-22313
store_origin: NZ
region: New Zealand
---

# Boosts fuel efficiency +10% Eliminates water from fuel system Protects against ethanol corrosion Marine Tune-Up Fuel Treatment (22313)

**Brand:** sta-bil
**Price:** $115
**Availability:** ✅ In Stock

## Summary

> 🛥️ Keep your engine running like new—because rough starts are so last season!

## Quick Answers

- **What is this?** Marine Tune-Up Fuel Treatment (22313) by sta-bil
- **How much does it cost?** $115 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/572873002-marine-tune-up-fuel-treatment-22313)

## Best For

- sta-bil enthusiasts

## Why This Product

- Trusted sta-bil brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Maximized MPG:** Enhances fuel burn efficiency to save on every mile
- • **Trusted Durability:** Shelf life up to 5 years unopened, made in the USA by a family-owned brand
- • **Water Removal Power:** Deep-penetrating formula removes water to prevent engine damage
- • **Ethanol Defense Shield:** Long-lasting corrosion protection guards your fuel system
- • **Smooth Engine Performance:** Eradicates gum & varnish for effortless starts and quiet rides

## Overview

STA-BIL Marine Tune-Up Fuel Treatment is a powerful additive designed to fix rough running engines by removing gum, varnish, and water from fuel systems. Compatible with all watersport engines, it improves fuel efficiency and protects against ethanol-induced corrosion. With a long shelf life and easy application, STA-BIL ensures reliable, smooth performance for your marine adventures.

## Description

Full description not available

## Features

- Fixes Rough Running Engines – Eats away at gum, varnish, and other residue that causes hard starts and rough running engines. This fuel treatment also maximizes your MPG’s by helping your engine burn fuel more efficiently!
- Eliminates Water – Removes water from your marine fuel system by penetrating deep into the fuel line. Compatible with all watersport engines including smaller boats, personal watercraft, jet skis, and more!
- Prevents Ethanol Damage – A long-lasting protective coating guards your entire fuel system against damaging rust and corrosion caused by moisture and ethanol fuels.
- Directions – Use 1 oz. of STA-BIL Marine Tune-Up per 2.5 gallons of fuel. Pour the product directly into your fuel tank and top off with fresh fuel. Start the engine and leave it running for 15 minutes.
- Shelf Life – All STA-BIL products are good for use if unopened up to 5 years after the manufacturing date, and up to 2 years after the date of opening. Proudly made in the USA by a family-owned company in Chicago, IL.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | STA-BIL |
| Brand | STA-BIL |
| Model | STA-BIL Marine Tune-Up Fuel Treatment (22313) |
| Product Dimensions | 15.24 x 7.62 x 7.62 cm; 213.19 g |
| Item model number | 22313 |
| Manufacturer Part Number | 22313 |
| Item Weight | 213 g |

## Images

![Marine Tune-Up Fuel Treatment (22313) - Image 1](https://m.media-amazon.com/images/I/41O3I1VuJPL.jpg)

## Available Options

This product comes in different **Color, Number of Items** options.

## Questions & Answers

**Q: Can this product be used in automobiles ?**
A: Yes. This product can be used in automobiles. However, it is designed specifically for small engine equipment for the best results. Thanks for the question.

**Q: is this the same formula as fast fix?**
A: This product is specifically formulated for fuel systems in a marine or heavy humid environment. STA-BIL Fast Fix is designed for small engine equipment. Hope that helps!

**Q: would this or fast fix be better for a hard cold starting snowmobile? suspect old gas/ethanol is the issue.**
A: I would recommend STA-BIL Fast Fix in this situation as it is more specific for rough or no starts. Hope that helps!

**Q: Does it work for inboard motors?**
A: My motor is a 496 Merc- I/O.  Yes it does

## Frequently Bought Together

- STA-BIL Marine Tune-Up Fuel Treatment – Cleans Carburetors and Injectors – Fixes Rough Running Engines – Eliminates Water – Treats up to 20 Gallons – 8 oz. (22313), Blue, 8oz
- STA-BIL Fast Fix - Small Engine Treatment, Cleans Carburetors and Injectors, Fixes Rough Running Engines, Eliminates Water, Treats Up to 20 Gallons, 8oz (22304) , Green
- STA-BIL 360 Marine Ethanol Treatment & Fuel Stabilizer - Prevents Rust and Corrosion, Helps Clean Fuel System For Improved In-Season Performance, Treats Up To 320 Gallons, 32oz (22240) , Blue

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-01-23*