BOXER 4 15W-50

12 x 1 L bottle 74229

Boxer 4 15W-50 is a fully synthetic 4-stroke engine oil specifically developed for air- and water-cooled Boxer engines. Boxer 4 15W-50 guarantees:

  • Unsurpassed wet clutch engagement, if your motorcycle is equipped with one
  • Extremely stable lubricating film
  • Reduces internal friction
  • Low fuel consumption and very low wear values
  • Constant high oil pressure under all driving conditions Due to the special composition, a very low oil consumption is obtained with air-cooled Boxer engines.


Putoline Oil is a Dutch manufacturer and supplier of high quality oils and lubricants for motorcycles, scooters and quads only. This is what makes us unique. Almost 50 years of experience and continual research allows Putoline to provide cutting edge products at the best price/quality ratio. Manufacturing our own products guarantuees consistent high quality. Putoline Oil, Driven by Technology!

Please refer to the advisory database for use of the correct product.

Product specifications


Typical standard analyses

Density at 15 °C, kg/l 0,861
Viscosity -20 °C, mPa.s 2450
Viscosity 40 °C, mm²/s 114,00
Viscosity 100 °C, mm²/s 17,50
Viscosity Index 160
Flash Point COC, °C 238
Pour Point, °C -33
Total Base Number, mgKOH/g 7,6