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๐ Dominate the track with Red Lineโs synthetic edge!
Red Line 40603 Two-Stroke Oil Racing Synthetic is a premium 16-ounce synthetic oil designed for motorcycles, ATVs, and marine engines. It delivers superior scuff protection, increases engine power, and ensures a clean burn for long-lasting performance. Trusted by riders for over a decade, this 12-pack offers consistent, race-ready quality that meets manufacturer recommendations.






| ASIN | B000T9TMIS |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #27,860 in Automotive ( See Top 100 in Automotive ) #307 in Motor Oils |
| Brand | Red Line |
| Brand Name | Red Line |
| Compatible with Vehicle Type | Motorcycle, ATV |
| Container Type | Bottle |
| Customer Reviews | 4.8 out of 5 stars 854 Reviews |
| Global Trade Identification Number | 00083522406239 |
| Item Weight | 10 Pounds |
| Liquid Volume | 16 Fluid Ounces |
| Manufacturer | Red Line |
| Manufacturer Part Number | 40603 |
| Model Number | 40603 CASE/12 |
| Package Information | Bottle |
| SAE J300 Viscosity Grade | 60 |
| Size | 16 Ounce (12 Pack) |
| UPC | 083522406239 |
| Unit Count | 12.0 Count |
| Vehicle Service Type | Motorcycle, ATV |
K**T
Good oil at a good price
Good clean burning oil, mix at 45:1 vs 50:1 and no problems ever
K**N
Great product used for 12 years
Have used this product for over 12 years never had engine issues pistons have All looked like brand new after years of service
D**D
Great for my giant scale rc planes
Quick to ship so I can keep my giant scale rc planes running and flying
A**U
Just as promised.
Just as advertised and arrived quickly.
A**R
Works as expected.
I've used Redline for years and it has always exceeded my expectations.
G**E
You get what you pay for
As the saying goes..."you get what you pay for", and Amazon provided the best value for that. This 2-stroke oil makes the motor run cleaner, minimal if any smoke, and increases service life of the motor.
S**Y
Great for my 2 stroke dirt bike
Great product
M**N
It's great
It's great
T**O
4ใตใคใฏใซใจใณใธใณไฟ่ญท็จใจใใฆ่ณผๅ ฅ
ๅคใใดใฃใณใใผใธใซใผใฎใจใณใธใณไฟ่ญท็จใจใใฆ็ๆใซ100๏ผ1็จๅบฆๅ ฅใใฆ็จใใฆใใพใใ
J**S
Good product
Great oil. Im using it in a 2 stroke RC truck and it works great.
N**A
Indeed the best 2 stroke oil ever.
Indeed the best 2 stroke oil ever. It is worth the money. Unfortunately not available in UK in gallons.
K**R
Great Oil
Great Stuff
R**H
Five Stars
excellent, very pleased with product
Trustpilot
2 weeks ago
2 weeks ago