---
product_id: 276403076
title: "STP 18025 Complete Fuel System Cleaner, 12 oz"
brand: "stp"
price: "£34.84"
currency: GBP
in_stock: true
reviews_count: 6
category: "Stp"
url: https://www.desertcart.co.uk/products/276403076-stp-18025-complete-fuel-system-cleaner-12-oz
store_origin: GB
region: United Kingdom
---

# Compatible with all gasoline engines 2x cleaning agents vs premium fuel Corrosion inhibitor & engine restorer STP 18025 Complete Fuel System Cleaner, 12 oz

**Brand:** stp
**Price:** £34.84
**Availability:** ✅ In Stock

## Summary

> ⛽ Clean fuel, smooth drive, smarter miles — don’t get left behind!

## Quick Answers

- **What is this?** STP 18025 Complete Fuel System Cleaner, 12 oz by stp
- **How much does it cost?** £34.84 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/276403076-stp-18025-complete-fuel-system-cleaner-12-oz)

## 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

- • **Corrosion Defense:** Protects your engine’s internal parts from harmful corrosion buildup
- • **Fuel Efficiency Booster:** Removes deposits to optimize fuel intake and improve mileage
- • **Double the Cleaning Power:** 2x the detergents for a deep, efficient fuel system cleanse
- • **Routine Maintenance Essential:** Use every 4,000 miles or with every oil change for peak performance
- • **Universal Engine Compatibility:** Works seamlessly with turbo, direct inject, and hybrid engines

## Overview

STP 18025 Complete Fuel System Cleaner is a 12 oz liquid formula featuring a proprietary blend of PEA and PIBA detergents that deliver twice the cleaning agents compared to premium gasoline. Designed for all gasoline engines—including turbo, direct inject, and hybrid—it dissolves deposits, inhibits corrosion, and restores engine performance. Ideal for use every 4,000 miles or at every oil change, this eco-friendly cleaner enhances fuel efficiency and smooths your drive.

## Description

Deep clean your entire fuel system with the exclusive formula in STP Complete Fuel System Cleaner. Advanced synthetic technology includes 2x the amount of cleaning agents versus the leading premium gasoline for efficient car care. A proprietary blend of PEA and PIBA detergents in this fuel additive removes harmful deposits and keeps your fuel intake system clean to save gas. This auto cleaner also helps inhibit corrosion and restore performance. Use this STP fuel system cleaner with every oil change or every 4,000 miles. This automotive cleaner is safe for any gasoline engine, including turbo, direct inject and hybrid engines.

Review: Money well spent - Driving got smoother. Not a drastic improvement on fuel economy but there was a noticeable difference. Before using this on my civic fd2, i was getting 7.2kmpl after using STP, i got 9-9.2 kmpl. Will definitely yse it again.
Review: Does the job! - Works quite well on DFI injectors.

## Features

- One 12 fl oz bottle of Stp Complete Fuel System Cleaner for a variety of gasoline engines
- This car fuel treatment has 2x the amount of cleaning agents versus leading premium gasoline
- PEA and PIBA detergents get rid of deposits to keep your system clean and fuel efficient
- Fuel system cleaner helps inhibit corrosion and restores engine performance for convenient and versatile car products
- Use this complete Stp fuel system cleaner at every oil change or every 4,000 miles
- Fuel system cleaner that is compatible with all gasoline engines, including turbo, direct inject and hybrid engines

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B002FYIS7Q |
| Best Sellers Rank | #19,777 in Automotive ( See Top 100 in Automotive ) #48 in Automotive Fuel System Cleaners |
| Brand | STP |
| Brand Name | STP |
| Cleaning Agent Formulation | Detergent |
| Contains Liquid Contents? | Yes |
| Customer Reviews | 4.6 out of 5 stars 173 Reviews |
| Global Trade Identification Number | 00071153783584, 10071153000473, 10071153170398 |
| Item Form | Liquid |
| Item Volume | 12 Fluid Ounces |
| Item Weight | 0.35 Kilograms |
| Item form | Liquid |
| Item volume | 12 Fluid Ounces |
| Material Features | Eco-Friendly |
| Material features | Eco-Friendly |
| Model Number | 18025B |
| Part Number | 18025 |
| Scent | Unscented |
| Size | 12 oz |
| Special Ingredients | PEA and PIBA detergents, Jet fuel |
| Specific Uses For Product | Dissolves hardened deposits on fuel injectors, removes harmful deposits, keeps fuel intake system clean, helps inhibit corrosion, restores engine performance |
| Specific uses for product | Dissolves hardened deposits on fuel injectors, removes harmful deposits, keeps fuel intake system clean, helps inhibit corrosion, restores engine performance Specific uses for product Dissolves hardened deposits on fuel injectors, removes harmful deposits, keeps fuel intake system clean, helps inhibit corrosion, restores engine performance See more |
| Surface Recommendation | Gasoline engines including turbo, direct inject and hybrid engines |
| UPC | 071153783584 |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** STP
- **Has liquid contents:** Yes
- **Item volume:** 12 Fluid Ounces
- **Item weight:** 0.35 Kilograms
- **Unit count:** 1.0 Count

## Images

![STP 18025 Complete Fuel System Cleaner, 12 oz - Image 1](https://m.media-amazon.com/images/I/61f1Xc9uFoL.jpg)

## Questions & Answers

**Q: Should i add this before or after an oil change? And why?**
A: It has nothing to do with oil change. This has to be added to the fuel tank (petrol tank).

## Customer Reviews

### ⭐⭐⭐⭐⭐ Money well spent
*by I***E on 14 November 2024*

Driving got smoother. Not a drastic improvement on fuel economy but there was a noticeable difference. Before using this on my civic fd2, i was getting 7.2kmpl after using STP, i got 9-9.2 kmpl. Will definitely yse it again.

### ⭐⭐⭐⭐⭐ Does the job!
*by G***N on 24 July 2026*

Works quite well on DFI injectors.

### ⭐⭐⭐⭐⭐ Additive for fuel
*by N***P on 1 March 2026*

This stuff works. Turned off my check engine light.

## Frequently Bought Together

- STP Direct Injection Fuel Injector Cleaner, Advanced Synthetic Technology Fuel Cleaner Dissolves Hardened Deposits that Accumulate on Injectors, 12 Oz, STP
- STP Ultra 5 In 1 Fuel System Cleaner and Stabilizer, Deep Cleans Fuel System and Fights Engine Friction, 12 FlOz
- STP Super Concentrated Fuel Injector Cleaner, Injector Cleaner Unclogs Dirty Fuel Injectors and Restores Lost Power, 12 Oz

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**Shop now:** [https://www.desertcart.co.uk/products/276403076-stp-18025-complete-fuel-system-cleaner-12-oz](https://www.desertcart.co.uk/products/276403076-stp-18025-complete-fuel-system-cleaner-12-oz)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-08-17*