---
product_id: 384130429
title: "Rislone 4747-12PK Super Concentrated Octane Booster, 6. Fluid_Ounces, 12 Pack"
brand: "bar's leaks"
price: "1101 Lei"
currency: RON
in_stock: true
url: https://www.desertcart.ro/products/384130429-rislone-4747-12pk-super-concentrated-octane-booster-6-fluid-ounces
store_origin: RO
region: Romania
---

# Boosts octane for peak engine power Treats up to 20 gallons per bottle Safe for catalytic converters & sensors Rislone 4747-12PK Super Concentrated Octane Booster, 6. Fluid_Ounces, 12 Pack

**Brand:** bar's leaks
**Price:** 1101 Lei
**Availability:** ✅ In Stock

## Summary

> ⛽ Power up your drive, don’t get left behind!

## Quick Answers

- **What is this?** Rislone 4747-12PK Super Concentrated Octane Booster, 6. Fluid_Ounces, 12 Pack by bar's leaks
- **How much does it cost?** 1101 Lei with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/384130429-rislone-4747-12pk-super-concentrated-octane-booster-6-fluid-ounces)

## Best For

- bar's leaks enthusiasts

## Why This Product

- Trusted bar's leaks brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Bulk Pack Value:** 12-pack supply ensures long-term performance enhancement and unbeatable cost efficiency.
- • **Nozzle-Ready Convenience:** Designed for easy pouring into all fuel tanks, including capless systems—no mess, no stress.
- • **Protects Vital Components:** Guaranteed safe for catalytic converters and oxygen sensors—engine health prioritized.
- • **Maximize Engine Performance:** Super concentrated formula elevates octane levels for smoother, more powerful rides.
- • **Universal Fuel Compatibility:** Works seamlessly with gasoline, E10, and E15 blends—fuel flexibility unlocked.

## Overview

Rislone 4747-12PK Super Concentrated Octane Booster is a 12-pack of 6 fl. oz. bottles designed to enhance engine efficiency and power by raising octane levels. Compatible with gasoline and ethanol blends (E10, E15), it features a user-friendly nozzle for all fuel tanks, including capless systems, and is safe for catalytic converters and oxygen sensors.

## Description

Rislone 4747-12PK Super Concentrated Octane Booster, 6. Fluid_Ounces, 12 Pack

## Features

- Nozzle allows it to be poured into all fuel tanks, including cap less systems
- Maintains optimum engine efficiency and power
- Use with gasoline and ethanol E10 and E15
- 1 bottle treats up to 20 gallons of gasoline
- Will not harm catalytic converters or oxygen sensors

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Rislone |
| Brand | Bar's Leaks |
| Model | 4747-12PK |
| Product Dimensions | 17.78 x 15.24 x 25.4 cm; 2.17 kg |
| Item model number | 4747-12PK |
| Exterior | smooth |
| Manufacturer Part Number | 4747-12PK |
| Assembly Required | No |
| Manufacturer | Rislone |
| Country of Origin | USA |
| Item Weight | 2 kg 170 g |

## Images

![Rislone 4747-12PK Super Concentrated Octane Booster, 6. Fluid_Ounces, 12 Pack - Image 1](https://m.media-amazon.com/images/I/71aSfcAjpML.jpg)

## Questions & Answers

**Q: Is this  safe for Harley motorcycles with 110 engines?**
A: Yes

**Q: What is the shelf life on this?**
A: The shelf life for this product is 3 years. 

If you have any other technical questions, feel free to contact our Technical Service Professionals at 800-345-6572 or if you would prefer you can use the contact us page on our website.

**Q: Can I use this if I want to run 93 ? Mixing it with 91**
A: My Merc needs 93 not available anymore where I live. So I buy by the case and add 1 at every fill of 91. Car fires great and had no issues.

**Q: What does this product boost your octane level to?**
A: 4to5 percent  above pump percent

## Frequently Bought Together

- Rislone 4747-12PK Super Concentrated Octane Booster, 6. Fluid_Ounces, 12 Pack , yellow
- Lucas Oil 10003 Fuel Treatment - 1 Quart
- Gumout 510013W-6PK Fuel System Cleaner, 6 Pack

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**Shop now:** [https://www.desertcart.ro/products/384130429-rislone-4747-12pk-super-concentrated-octane-booster-6-fluid-ounces](https://www.desertcart.ro/products/384130429-rislone-4747-12pk-super-concentrated-octane-booster-6-fluid-ounces)

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-02-25*