---
product_id: 5838928
title: "STP Octane Booster, Fuel Intake System Cleaner, Bottles, 5.25 Fl Oz, Pack of 12"
brand: "stp"
price: "€ 124.24"
currency: EUR
in_stock: true
category: "Stp"
url: https://www.desertcart.sk/products/5838928-stp-octane-booster-fuel-intake-system-cleaner-bottles-5-25
store_origin: SK
region: Slovakia
---

# Restores power & acceleration Boosts octane with MMT tech Cleans fuel intake system STP Octane Booster, Fuel Intake System Cleaner, Bottles, 5.25 Fl Oz, Pack of 12

**Brand:** stp
**Price:** € 124.24
**Availability:** ✅ In Stock

## Summary

> ⛽ Ignite your engine’s hidden horsepower and never settle for less!

## Quick Answers

- **What is this?** STP Octane Booster, Fuel Intake System Cleaner, Bottles, 5.25 Fl Oz, Pack of 12 by stp
- **How much does it cost?** € 124.24 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/5838928-stp-octane-booster-fuel-intake-system-cleaner-bottles-5-25)

## Best For

- stp enthusiasts

## Why This Product

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

## Key Features

- • **Fuel Economy Enhancer:** Jet fuel carrier optimizes fuel use, improving MPG and reducing engine strain.
- • **Easy Every-Fill-Up Use:** One 5.25 fl oz bottle treats up to 15 gallons—just pour in before or after fueling.
- • **Universal Compatibility:** Works seamlessly with all gasoline engines, including cap-less fuel systems.
- • **Power-Packed Octane Boost:** MMT additive raises octane to eliminate engine knock and ping for smoother rides.
- • **Dual-Action Fuel System Cleaner:** Synthetic technology clears deposits, enhancing fuel flow and combustion efficiency.

## Overview

STP Octane Booster is a 2-in-1 fuel additive combining MMT and Synthetic Technology to raise octane levels and clean the fuel intake system. Compatible with all gasoline engines, it reduces knocking, restores lost power, improves acceleration, and enhances fuel efficiency. Each 5.25 fl oz bottle treats up to 15 gallons of gasoline, making it an essential, easy-to-use upgrade for every fill-up.

## Description

Give your engine the boost it needs with STP Octane Booster for Gasoline, a 2-in-1 fuel additive featuring MMT + Synthetic Technology to boost octane and clean the fuel intake system, restoring lost power and acceleration. This fuel treatment is compatible with all gasoline engines, including cap-less gas systems. MMT, a powerful gas additive, raises octane levels to reduce knocking and pinging caused by combustion chamber deposits, which can increase your engine’s need for higher-octane fuel. The Synthetic Technology in this gas treatment helps clean the fuel intake system, improving fuel flow and combustion efficiency for smoother acceleration and increased horsepower. Made with jet fuel, a high-quality carrier of active ingredients, STP Octane Booster helps improve MPG by optimizing fuel use and reducing engine strain. Use the gasoline additive regularly when you fill up your tank. Simply pour the entire contents in your gas tank before or after fueling. One 5.25 fl oz bottle treats up to 15 gallons of gasoline. Unleash your engine's true potential with STP Octane Booster.

## Features

- OCTANE BOOSTER FOR GASOLINE: One 5.25 bottle of STP Octane Booster, a 2-in-1 fuel additive featuring MMT + Synthetic Technology to boost octane and clean the fuel intake system, restoring lost power and acceleration
- COMPATIBLE WITH CAP-LESS SYSTEMS: This fuel treatment is compatible with all gasoline engines, including cap-less gas systems
- RAISES OCTANE LEVELS: MMT, a powerful gas additive, raises octane levels to reduce knocking and pinging caused by combustion chamber deposits that increase your engine’s need for higher-octane fuel
- CLEANS THE FUEL INTAKE SYSTEM: The Synthetic Technology in this gas treatment helps clean the fuel intake system, improving fuel flow and combustion efficiency for smoother acceleration and increased horsepower
- HELPS IMPROVE MPG: Made with jet fuel, a high-quality carrier of active ingredients, STP Octane Booster helps improve MPG by optimizing fuel use and reducing engine strain
- USE WITH EVERY FILL-UP: Use the gasoline additive regularly when you fill up your tank; simply pour the entire contents in your gas tank before or after fueling (one 5.25 fl oz bottle treats up to 15 gallons of gasoline)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B008YFI636 |
| Best Sellers Rank | #17,119 in Automotive ( See Top 100 in Automotive ) #9 in Octane Boosters |
| Brand | STP |
| Customer Reviews | 4.7 4.7 out of 5 stars (753) |
| Date First Available | August 16, 2012 |
| Item Weight | 4.8 ounces |
| Item model number | 18040G-12PK |
| Manufacturer | STP |
| Manufacturer Part Number | 78574-12PK |
| Model | 78574-12PK |
| Product Dimensions | 2.27 x 1.45 x 7.86 inches |

## Images

![STP Octane Booster, Fuel Intake System Cleaner, Bottles, 5.25 Fl Oz, Pack of 12 - Image 1](https://m.media-amazon.com/images/I/91P2IdiLOuL.jpg)

## Available Options

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

## Questions & Answers

**Q: Can be used on 2 stroke engines?**
A: Thank you for submitting your question! 
The product is not designed for 2 stroke engines. 
For any further information please reach out to us on or email us on customersupport@energizer.com and 1-800-383-7323 to assist you better.

**Q: Luego de aplicar una botella al tanque, al cuánto tiempo se le vuelve s colocar?**
A: es recomendable una vez al mes en la llenada de tanque

**Q: This says for light trucks. What about big trucks? I've got an '86 Ford E350, 460 big block, with a carburetor. Needs a good fuel additive cleaner.**
A: Thank you for submitting your question! Kindly note that this product is safe for any gasoline engines and is compatible with cap-less gas systems. It fights deposit buildup and helps keep fuel injectors and carburetors clean in vehicles with over 75,000 miles. For any further information please reach out to us at 800-776-1530 or autohelpline@energizer.com to assist you better. STP Consumer Services. Thank you!

**Q: Does this help to clean deposits off the intake valves also?**
A: I wish I could give you an honest answer I'm using it as a supplement because my cars are from the '80s they seem to be running much better I put one in every time I fill the car up. Unfortunately I have no proof if it helps the intake valves

## Frequently Bought Together

- STP Octane Booster, Fuel Intake System Cleaner, Bottles, 5.25 Fl Oz, Pack of 12
- STP Gas Treatment, Fuel Intake System Cleaner, Bottles, 5.25 Fl Oz, Pack of 12
- Gumout 510013W-6PK Fuel System Cleaner, 6 Pack

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**Shop now:** [https://www.desertcart.sk/products/5838928-stp-octane-booster-fuel-intake-system-cleaner-bottles-5-25](https://www.desertcart.sk/products/5838928-stp-octane-booster-fuel-intake-system-cleaner-bottles-5-25)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-09-02*