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

R2655

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered 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 South Africa.

Secure transaction

Description

⚡ Unlock your engine’s hidden power—because every drive deserves to roar!

FITS EVERY TANK - Bottle designed for all gas tanks including capless and obstructed
ENGINE SAFE FORMULA - Protects catalytic converters and oxygen sensors—no harm done
SMOOTH RIDE NO KNOCK - Advanced anti-knock formula eliminates engine pinging
POWER SURGE GUARANTEED - Restores lost horsepower for peak engine performance
UNIVERSAL FUEL COMPATIBILITY - Works seamlessly with unleaded, ethanol blends, and racing fuels

Rislone 4747-12PK Super Concentrated Octane Booster is a street-legal, high-performance additive that raises octane by over 20 points, stops engine knock, and restores horsepower. Compatible with all unleaded and ethanol fuels, it treats up to 20 gallons per bottle without harming catalytic converters or sensors. Perfect for everything from muscle cars to turbocharged engines, this 12-pack ensures your ride runs smoother, stronger, and cleaner.

Specifications

ASIN	B07FY313PP
Best Sellers Rank	#15,327 in Automotive ( See Top 100 in Automotive ) #5 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

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days 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.