Fuel Tank Cap Pricing
Analysis of 195,257 fuel tank cap listings to determine fair market value.
What you'll usually pay
💡 Used ones cost about 30% more here.
👉 In short easy summary
The best value is found in Private Label options, which sit 16% below the market median. Genuine OEM parts command the highest premium at 69% above the median.
💚 Best value for your money
Price by brand type
Why? Prices range from Private Label at 13.2 to Genuine OEM at 26.52 based on manufacturer certification.
Price by brand
Why? Pricing varies by manufacturer, with Mopar at 27.99 and Stant at 16.81.
Price by manufacturer warranty
Why? Warranty length does not correlate with price, with 3-year warranties at 12.98 and 1-month warranties at 19.95.
🛒 Some on sale right now
Common questions
What is the median price for a new fuel tank cap?
The median price for new listings is 15.99.
How much more do Genuine OEM caps cost compared to the market median?
Genuine OEM caps have a median price of 26.52, which is 69% above the market median.
Are used fuel tank caps cheaper than new ones?
No, the used median is 20.83, while the new median is 15.99.
How we got these numbers
Worked out from 200 live eBay listings (price range $6–$40, odd outliers ignored). These are asking prices, so use them as a guide. Last checked August 12, 2026.