---
product_id: 624807718
title: "STP 1 Tank Tune Up Fuel Additive Fuel System Cleaner and Exhaust System Cleaner, Cleans Fuel Injectors, Intake Valves, Cylinder Head and Piston Tops, 12 Fl Oz"
brand: "stp"
price: "¥5113"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/624807718-stp-1-tank-tune-up-fuel-additive-fuel-system-cleaner
store_origin: JP
region: Japan
---

# boosts fuel economy 50% emission cut deep fuel system clean STP 1 Tank Tune Up Fuel Additive Fuel System Cleaner and Exhaust System Cleaner, Cleans Fuel Injectors, Intake Valves, Cylinder Head and Piston Tops, 12 Fl Oz

**Brand:** stp
**Price:** ¥5113
**Availability:** ✅ In Stock

## Summary

> ⛽ Tune Up Your Tank, Tune Into Efficiency!

## Quick Answers

- **What is this?** STP 1 Tank Tune Up Fuel Additive Fuel System Cleaner and Exhaust System Cleaner, Cleans Fuel Injectors, Intake Valves, Cylinder Head and Piston Tops, 12 Fl Oz by stp
- **How much does it cost?** ¥5113 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/624807718-stp-1-tank-tune-up-fuel-additive-fuel-system-cleaner)

## 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

- • **Silence the Rough Ride:** Eliminates engine hesitation, hard starts, and rough idling for a quieter, more reliable drive.
- • **Fuel Economy That Pays Off:** Improves mileage by optimizing fuel combustion and reducing engine knocking.
- • **Cut Emissions, Save the Planet:** Reduces hydrocarbon emissions by up to 50%, protecting your catalytic converter and the environment.
- • **Pass Emissions with Confidence:** Cleans oxygen sensors to prevent malfunctions and helps your vehicle breeze through emissions tests.
- • **Engineered for Peak Performance:** Deep cleans fuel injectors, intake valves, cylinder heads, and piston tops for smoother, more efficient engine operation.

## Overview

STP 1 Tank Tune Up Fuel Additive is a high-concentration, single-use formula designed to clean your entire fuel and exhaust system. It reduces harmful emissions by up to 50%, protects catalytic converters, improves fuel economy, and ensures smoother engine performance by cleaning fuel injectors, oxygen sensors, and combustion chamber components.

## Description

STP 1 Tank Tune Up Fuel Additive Fuel System Cleaner and Exhaust System Cleaner, Cleans Fuel Injectors, Intake Valves, Cylinder Head and Piston Tops, 12 Fl Oz

## Features

- One 12 fl oz STP 1 Tank Tune Up Fuel Additive reduces hydrocarbon emissions up to 50% and protects and maintains your catalytic converter
- Reduces the release of harmful exhaust emissions into the environment
- Cleans dirty oxygen sensors to help prevent failure and malfunction
- Helps pass emissions test and improves fuel economy
- Deep cleans fuel intake system including fuel injectors, intake valves, cylinder head and piston tops
- Helps quiet rough running engines and eliminates hesitation and hard starts
- Reduces knocking and cleans spark plus

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | STP |
| Brand | STP |
| Model | STP 1 Tank Tune Up BTL 6/12 oz US |
| Item Weight | 12.6 ounces |
| Package Dimensions | 8.15 x 3.82 x 1.85 inches |
| Item model number | SBFTU12-1US |
| Manufacturer Part Number | SBFTU12-1US |
| Position | Outside |

## Images

![STP 1 Tank Tune Up Fuel Additive Fuel System Cleaner and Exhaust System Cleaner, Cleans Fuel Injectors, Intake Valves, Cylinder Head and Piston Tops, 12 Fl Oz - Image 1](https://m.media-amazon.com/images/I/71HWg4ZsXOL.jpg)

## Frequently Bought Together

- STP 1 Tank Tune Up Fuel Additive Fuel System Cleaner and Exhaust System Cleaner, Cleans Fuel Injectors, Intake Valves, Cylinder Head and Piston Tops, 12 Fl Oz
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**Shop now:** [https://www.desertcart.jp/products/624807718-stp-1-tank-tune-up-fuel-additive-fuel-system-cleaner](https://www.desertcart.jp/products/624807718-stp-1-tank-tune-up-fuel-additive-fuel-system-cleaner)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-11*