10 Best m8 oils of 2026

Save up to 28% off

1

Twisted Choppers

Bel-Ray Semi-Synthetic Engine/Transmission/Primary Oil Change For Harley Davidson Motorcycles, 2017-Up Harley M8, Black Oil Filter
9.9

Exceptional

Our Rating
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2

Royal Purple
Royal Purple 51530 API-Licensed SAE 5W-30 High Performance Synthetic Motor Oil - 5 qt., Model:ROY51530

28% Off
Main highlights

Better Wear Protection
Royal Purple 51530 offers superior wear protection, enhancing engine longevity and performance.

Ideal for High Performance
Perfect for vehicles requiring high-performance synthetic oil for optimal engine efficiency.

Smooth Engine Operation
Customers praise its ability to ensure smooth and quiet engine operations.
9.7

Exceptional

Our Rating
3

K&N
K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils, Wrench Off Nut: Fits Select Harley Davidson Motorcycles, KN-171B

20% Off
Main highlights

Exceptional Flow and Compatibility
Designed for high flow rates with synthetic and conventional oils.

Ideal for Harley Davidson Motorcycles
Perfect for Cruiser/Touring bikes, offering OEM quality at a lower price.

Easy Installation Praised by Users
The nut design allows simple, tool-free removal and installation.
Key specs
- vehicle service:Cruiser/Touring
- product dimensions:4 x 3 x 3 inches
- product grade:Performance Part
- oem part number:KN-171B
- outside diameter:2.91 Inches
9.6

Exceptional

Our Rating

9.9
Simple to take off

9.7
lasts a long time

9.5
worth the money
4

K&N
K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils, Wrench Off Nut: Fits Select Harley Davidson Motorcycles, KN-171B

20% Off
Main highlights

Exceptional Flow and Compatibility
Designed for high flow rates with synthetic and conventional oils.

Ideal for Harley Davidson Motorcycles
Perfect for Cruiser/Touring bikes, offering OEM quality at a lower price.

Easy Installation Praised by Users
The nut design allows simple, tool-free removal and installation.
Key specs
- vehicle service:Cruiser/Touring
- product dimensions:4 x 3 x 3 inches
- product grade:Performance Part
- oem part number:KN-171B
- outside diameter:2.91 Inches
9.5

Excellent

Our Rating

9.9
Simple to take off

9.7
lasts a long time

9.5
worth the money
5

Lucas Oil

Lucas Oil 10652 Synthetic SAW 75W-90 M8 Marine Gear Oil - 1 Quart
9.4

Excellent

Our Rating
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6

Lucas Oil

Lucas Oil 10652 Synthetic SAW 75W-90 M8 Marine Gear Oil - 1 Quart
9.3

Excellent

Our Rating
7

Royal Purple
Royal Purple 51530 API-Licensed SAE 5W-30 High Performance Synthetic Motor Oil - 5 qt., Model:ROY51530

28% Off
Main highlights

Better Wear Protection
Royal Purple 51530 offers superior wear protection, enhancing engine longevity and performance.

Ideal for High Performance
Perfect for vehicles requiring high-performance synthetic oil for optimal engine efficiency.

Smooth Engine Operation
Customers praise its ability to ensure smooth and quiet engine operations.
9.1

Excellent

Our Rating
8

Valvoline
Valvoline VR1 Racing SAE 20W-50 Motor Oil 5 QT

27% Off
Main highlights

High Performance Formula
Recommended for high-performance gasoline engines, including those using alcohol fuels.

Versatile Use Cases
Ideal for daily drivers, track cars, and racing vehicles.

Customer Praised Reliability
Highly recommended for its consistent performance without issues.
9.0

Excellent

Our Rating

9.7
worth the money

9.7
distance

9.7
Long life
9

Valvoline
Valvoline VR1 Racing SAE 20W-50 Motor Oil 5 QT

27% Off
Main highlights

High Performance Formula
Recommended for high-performance gasoline engines, including those using alcohol fuels.

Versatile Use Cases
Ideal for daily drivers, track cars, and racing vehicles.

Customer Praised Reliability
Highly recommended for its consistent performance without issues.
8.9

Very Good

Our Rating

9.7
worth the money

9.7
distance

9.7
Long life
10

QHDSGZS

Oil Change Kit Compatible with Harley, Filter Cap Wrench, Crankcase Fill Tool, Primary Case Oil Funnel, Drip-Free Oil Filter Tool, 30Pcs Drain Plug O-Rings
8.8

Very Good

Our Rating

10 Best m8 oils of 2026

1

Bel-Ray Semi-Synthetic Engine/Transmission/Primary Oil Change For Harley Davidson Motorcycles, 2017-Up Harley M8, Black Oil Filter

How do we rank?

How do we rank?

Analyzing top stores

2

Royal Purple 51530 API-Licensed SAE 5W-30 High Performance Synthetic Motor Oil - 5 qt., Model:ROY51530

3

K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils, Wrench Off Nut: Fits Select Harley Davidson Motorcycles, KN-171B

9.9

9.7

9.5

4

K&N Motorcycle Oil Filter: High Performance, Premium, Designed to be used with Synthetic or Conventional Oils, Wrench Off Nut: Fits Select Harley Davidson Motorcycles, KN-171B

9.9

9.7

9.5

5

Lucas Oil 10652 Synthetic SAW 75W-90 M8 Marine Gear Oil - 1 Quart

6

Lucas Oil 10652 Synthetic SAW 75W-90 M8 Marine Gear Oil - 1 Quart

7

Royal Purple 51530 API-Licensed SAE 5W-30 High Performance Synthetic Motor Oil - 5 qt., Model:ROY51530

8

Valvoline VR1 Racing SAE 20W-50 Motor Oil 5 QT

9.7

9.7

9.7

9

Valvoline VR1 Racing SAE 20W-50 Motor Oil 5 QT

9.7

9.7

9.7

10

Oil Change Kit Compatible with Harley, Filter Cap Wrench, Crankcase Fill Tool, Primary Case Oil Funnel, Drip-Free Oil Filter Tool, 30Pcs Drain Plug O-Rings

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