Pro Honda HP4S Full Synthetic 4-Stroke Motor Oil 10W-30 32 oz - Case of 4


  • Fully synthetic 4-stroke motorcycle oil.
  • Lower fluid friction than conventional oils.
  • Better oxidation resistance for better high heat performance.
  • Higher film strength under heat and load than conventional oils.
  • Quicker flow to vital engine parts at low temperature, especially during start up.
  • Maximum power due to less frictional drag from oil.
  • HP4S is compatible with synthetic blends such as HP4, as well as regular petroleum products such as GN4. In other words, customers can switch to HP4S without any special crankcase flushing.
  • Does not contain MOLY.



  • four (4) Bottles, 1 quart

Pro Honda HP4S Full Synthetic 4-Stroke Motor Oil 10W-30, 32 oz, Case of 4

  • Shipping and Deliveries


    All in stock merchandise will typically ship within 3-5 business days, after purchase date. *unless otherwise noted on the product detail page or stated via phone/email*



    Most orders will be delivered between 3-5 days, after your item(s) have been shipped! *depending on delivery option choosen at checkout* 

  • About Our Parts

    We have all NEW, Genuine OEM, NOS, vintage and obsolete parts. Therefore, we cannot guarantee availability on NOS or obsolete parts.


    However, if there is an obsolete or hard to find part that you are looking for, that is not listed on our website, please email us and we will most likely be able to get it for you.

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