Privacy Policy

1. Overview

Oil-Capacity.com ("we", "us", "our") is committed to protecting your privacy. This policy explains what data we collect, how we use it, and your rights regarding your information.

2. Information We Collect

Usage Data: Google Analytics receives aggregate usage data such as the page path, browser type, device type, and interactions. We do not send URL query values, VINs, names, email addresses, or other direct identifiers to Google Analytics.

VIN Queries: VINs entered into our lookup tool are sent to the NHTSA public API for decoding. We do not store VINs on our servers or include them in analytics events.

Contact Form: If you submit a contact form, we collect your name, email address, and message content to respond to your inquiry.

3. Cookies

Google Analytics may set or read cookies and use similar technologies to measure aggregate traffic. Advertising partners may place or read cookies, use web beacons, and process IP addresses or similar identifiers to serve, measure, and personalize ads, subject to their policies and applicable law.

4. Third-Party Services

We use the following third-party services:

• NHTSA vPIC API — for VIN decoding (no personal data transmitted)
• Cloudflare — for DNS, CDN, and DDoS protection (see Cloudflare's Privacy Policy)
• Google Analytics — for aggregate traffic measurement
• Google Fonts / Material Symbols — for typography and icons
• Amazon Associates — for affiliate links to relevant maintenance products
• Adsterra — for advertising, ad measurement, and related publisher tools when enabled

5. Advertising and Personalized Ads

Advertising partners may use cookies or similar technologies to help serve, measure, and personalize ads on this site and across the web, subject to their policies and applicable law.

Learn how Google uses data when you use sites or apps that use Google services in Google's partner-sites policy.

We do not ask visitors to click ads, and advertising does not change the oil specification data shown on our pages.

6. Affiliate Disclosure

As an Amazon Associate, Oil-Capacity.com earns from qualifying purchases.

Some pages may include affiliate links to motor oil, oil filters, tools, and related maintenance products. If you click these links and make a qualifying purchase, we may earn a commission at no additional cost to you.

7. Data Retention

Email messages and correction requests are retained only as long as needed to respond and maintain site quality. Analytics data is retained in aggregate form for up to 24 months unless configured otherwise. We do not sell, rent, or trade your personal information to third parties.

8. Your Choices and Rights

You can control or delete cookies through your browser settings. Depending on your location, you may also have rights to access, correct, or delete your personal data. To exercise these rights, contact us via the Contact page.

9. Changes

We may update this policy periodically. Significant changes will be noted with a new "Last updated" date at the top of this page.

10. Contact

Questions about this policy? Contact us.