---
product_id: 528221840
title: "STP Ultra 5 in 1 Diesel Fuel System Cleaner, STP Concentrated Cleaning Power, Car Accessories, 400 ml Non Slip Car Dash Mat (4T-GST-77400)"
brand: "4tress"
price: "¥10407"
currency: JPY
in_stock: true
reviews_count: 1
url: https://www.desertcart.jp/products/528221840-stp-ultra-5-in-1-diesel-fuel-system-cleaner-stp
store_origin: JP
region: Japan
---

# Boosts fuel economy & reduces emissions 5-in-1 concentrated cleaning power Protects engine from wear & corrosion STP Ultra 5 in 1 Diesel Fuel System Cleaner, STP Concentrated Cleaning Power, Car Accessories, 400 ml Non Slip Car Dash Mat (4T-GST-77400)

**Brand:** 4tress
**Price:** ¥10407
**Availability:** ✅ In Stock

## Summary

> 🚗 Power up your drive and never drop your essentials!

## Quick Answers

- **What is this?** STP Ultra 5 in 1 Diesel Fuel System Cleaner, STP Concentrated Cleaning Power, Car Accessories, 400 ml Non Slip Car Dash Mat (4T-GST-77400) by 4tress
- **How much does it cost?** ¥10407 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/528221840-stp-ultra-5-in-1-diesel-fuel-system-cleaner-stp)

## Best For

- 4tress enthusiasts

## Why This Product

- Trusted 4tress brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Engine Armor:** Reduces friction and shields critical engine parts from wear and corrosion.
- • **Grip & Go Dash Mat:** Non-slip design keeps your essentials secure, blending style with practical car organization.
- • **Eco-Smart Efficiency:** Cuts diesel consumption and exhaust emissions, saving you money and the planet.
- • **Peak Performance Revival:** Restores engine power by eliminating harmful deposits for a smoother drive.
- • **Complete Fuel System Detox:** Cleans and conditions your entire diesel fuel delivery system in one powerful dose.

## Overview

The 4TRESSSTP Ultra 5 in 1 Diesel Fuel System Cleaner is a concentrated 400ml formula that cleans, protects, and optimizes your diesel engine’s fuel system, enhancing performance and fuel efficiency while reducing emissions. Included is a 4TRESS non-slip car dash mat designed with raised points to keep your small items secure during every journey.

## Description

Fuel AdditivesFor over 60 years, and for more miles than anyone can count, STP has been one of the most trusted names in automotive care. Car enthusiasts, “Do-it-Yourselfers” and professional racers rely on STP oil additives, fuel additives and brake and power steering fluids to keep their vehicles running better longerDue to 'Long Life' servicing intervals being stretched further, many vehicles face a build up of deposits that could have major implications on engine performance.So why Use a Fuel additive?- Additives are a relevant part of engine maintenance regime- Car manufacturers recognize that “Clean engines = Better performance”- Additives help keep vehicles running well, extends reliability, less likely to break down- Build up of carbon deposits can occur within 4,000 miles, no matter how new or old the car isBuild up - Injector CleanersClean fuel injectors are critical to vehicle performance- Deposits can affect spray pattern and flow rate- The spray pattern of fuel affects air/fuel mixing- Fuel may be in droplets that don’t evaporate- Fuel may stick to the intake port and not be drawn into the combustion chamber- Clogging affects amount of fuel delivered, which results in inaccurate air/fuel blendNon Slip Car Dash MatThe 4TRESS anti-skid Dash Mat is designed with small raised points on one side which prevents the items placed on it from falling. Not only suitable for mobile phones, but also for placing small objects in the car.4TRESS non-slip car dash mat helps prevent items like phones, sunglasses, and keys from sliding around while driving and reducing distractions on the road. These anti slip mats are designed to grip the dashboard surface without leaving any residue or damage, making them a practical and versatile accessory for any vehicle.

## Features

- Package includes 400ml STP Ultra 5 in 1 Diesel Fuel System Cleaner and 4TRESS Non Slip CAr Dash Mat.
- Concentrated Cleaning Power - Cleans and conditions the entire fuel delivery system in one tank.
- Restores Power and Performance - Recovers peak engine performance by removing harmful deposits.
- Protects Your Engine - Reduces friction and protects key engine parts from wear and corrosion.
- Reduces Diesel consumption and exhaust emissions - promotes better fuel economy.
- The 4TRESS anti-skid Dash Mat is designed with small raised points on one side which prevents the items placed on it from falling. Not only suitable for mobile phones, but also for placing small objects in the car.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | 4TRESS |
| Brand | 4TRESS |
| Model | Diesel Fuel System |
| Package Dimensions | 23.2 x 10.4 x 4.5 cm; 400 g |
| Item model number | 4T-GST-77400 |
| Manufacturer part number | 4T-GST-77400 |
| Special Features | Concentrated |
| Item Weight | 400 g |

## Images

![STP Ultra 5 in 1 Diesel Fuel System Cleaner, STP Concentrated Cleaning Power, Car Accessories, 400 ml Non Slip Car Dash Mat (4T-GST-77400) - Image 1](https://m.media-amazon.com/images/I/71bNVCqqsbL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product
*by L***E on 19 April 2025*

Came late as delivered by evri but trusted product

## Frequently Bought Together

- 4TRESS STP Ultra 5 in 1 Diesel Fuel System Cleaner, STP Concentrated Cleaning Power, Car Accessories, 400 ml Non Slip Car Dash Mat (4T-GST-77400)
- STP Oil Treatment for Diesel Engines 3000 ml, Protects your Engine by Reducing Deposits, Reduced Oil Consumption, Mechanical Car Cleaning Products, Made in the UK
- STP Diesel Fuel Additive Twin Pack

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-08*