What is the shelf life on this?

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.

Can I use this if I want to run 93 ? Mixing it with 91

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.

What does this product boost your octane level to?

4to5 percent above pump percent

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Rislone 4747-12PK Super Concentrated Octane Booster, 6. Fluid_Ounces, 12 Pack , yellow | Real MMT Power Boost, Restores Lost Horsepower, Stops Engine Knocks & Pings, Treats up to 20 Gallons

Product ID: 139791316

⚡Boosts octane 20+ points

🏎️Restores lost horsepower

🛡️Protects engine from knock & ping

$144.43

Duties & taxes included

In stock

Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to USA.

Secure transaction

Description

⚡ Unleash hidden horsepower and leave engine knock in the dust!

ENGINE GUARDIAN - Stops damaging knocks and pings caused by low-quality fuel, preserving engine health.
SAFE STREET LEGAL - Contains highest legal MMT concentration without harming catalytic converters or sensors.
VERSATILE APPLICATION - Designed for all engine types and gas tanks, including capless and obstructed systems.
POWER SURGE IN A BOTTLE - Super concentrated formula delivers a 20+ point octane boost for peak engine performance.
UNIVERSAL COMPATIBILITY - Works seamlessly with all unleaded fuels including E10, E15, E85, and racing blends.

Rislone 4747-12PK Super Concentrated Octane Booster is a street-legal, high-performance additive that raises octane by over 20 points, restoring lost horsepower and eliminating engine knock. Compatible with all unleaded fuels and engine types, it protects your engine while enhancing power and efficiency. Each 6 fl. oz. bottle treats up to 20 gallons, making it the go-to choice for professionals and enthusiasts aiming for peak performance.

Specifications

ASIN	B07FY313PP
Best Sellers Rank	#15,223 in Automotive ( See Top 100 in Automotive ) #4 in Octane Boosters
Brand	Bar's Leaks
Customer Reviews	4.6 4.6 out of 5 stars (706)
Date First Available	July 26, 2018
Item Weight	4.78 pounds
Item model number	4747-12PK
Manufacturer	Rislone
Manufacturer Part Number	4747-12PK
Model	4747-12PK
Product Dimensions	7 x 6 x 10 inches

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

$144.43

Duties & taxes included

In stock

Sold byAmazon USADelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to USA.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

View all Trustpilot reviews