Reservoirs & Caps Pricing
Current market data for 17,932 reservoirs and caps listings.
What you'll usually pay
👉 In short easy summary
Genuine OEM parts command a 25% premium over the median. The best value is found in unbranded options, which trade at 14% below the market median.
💚 Best value for your money
Price by brand type
Why? Prices range from unbranded at 16.84 to Genuine OEM at 24.3.
Price by manufacturer warranty
Why? Lifetime warranties correlate with the highest median price of 55.05, while 6-month warranties are lowest at 13.49.
Price by brand
Why? Volkswagen parts reach 33.51, while Motorcraft parts are lower at 15.55.
Price by country of origin
Why? UK-sourced parts have the highest median at 42.54, compared to China at 17.34.
🛒 Some on sale right now
Common questions
What is the typical price for a new reservoir or cap?
The median price for new items is 20.05.
How much more do Genuine OEM parts cost compared to the median?
Genuine OEM parts have a median price of 24.3, which is 25% above the market median.
Which brand offers one of the lowest median prices?
Motorcraft has a median price of 15.55, which is 20% below the market median.
How we got these numbers
Worked out from 200 live eBay listings (price range $8–$153, odd outliers ignored). These are asking prices, so use them as a guide. Last checked August 12, 2026.