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

Rislone 4747 12pk Super Concentrated Octane Booster 6 Fluid Ounces

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

Description

⚡ Unleash hidden horsepower and silence engine knocks—because your ride deserves the best!

ENGINE GUARDIAN - Advanced anti-knock formulation eliminates damaging engine knocks and pings caused by low-quality fuel.
SAFE STREET LEGAL - Contains highest legal MMT concentrate without harming catalytic converters or oxygen sensors.
POWER SURGE GUARANTEED - Super concentrated formula boosts octane rating by over 20 points for peak engine performance.
UNIVERSAL COMPATIBILITY - Works seamlessly with all unleaded fuels including E10, E15, E85, and racing fuels—perfect for any ride.
EFFORTLESS FUEL TREATMENT - One 6 fl. oz. bottle treats up to 20 gallons, fitting all gas tanks including capless and obstructed designs.

Rislone 4747-12PK Super Concentrated Octane Booster is a street-legal, high-performance fuel additive that raises octane by over 20 points, restoring lost horsepower and eliminating engine knock. Compatible with all unleaded fuels and engine types, it safely enhances power and efficiency without harming emissions systems. Each 6 fl. oz. bottle treats up to 20 gallons, making it an essential upgrade for muscle cars, motorcycles, and high-performance engines.

Specifications

ASIN	B07FY313PP
Best Sellers Rank	#184,622 in Automotive ( See Top 100 in Automotive ) #471 in Oil & Fluid Additives
Brand	Bar's Leaks
Customer Reviews	4.6 4.6 out of 5 stars (669)
Date First Available	25 August 2020
Exterior	Not Specified
Item Weight	2.17 Kilograms
Item model number	4747-12PK
Manufacturer	Rislone
Manufacturer Part Number	4747-12PK
Model	4747-12PK
Product Dimensions	17.78 x 15.24 x 25.4 cm; 2.17 kg

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

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 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.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

View all Trustpilot reviews

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

Description

Specifications

Common Questions