Always the correct part
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50+ years in the business
21+ Warehouses in the USA
THUMPER RACING SYNTHETIC ESTER BLEND 4T ENGINE OIL
- Synthetic Ester blend for racing engines
- Withstands extreme racing conditions
- Wear protection for valve-trains, rings, cylinders and pistons
- For single cylinder off-road motorcycles/ATV's
- API SN, Registered JASO MA2
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
For more details see our return policy page.