Privacy Policy

Last updated: September 22, 2025

This Privacy Policy explains how Windrunner Performance Engineering (“WPE,” “we,” “us,” or “our”) collects, uses, and shares information when you visit our website, create an account, purchase products, or interact with our support, including any AI-assisted chat features.

Who We Are

Windrunner Performance Engineering provides digital diesel tuning files and related products and services for automotive customers in the United States.

Contact: info@wpetune.com

Information We Collect

  • Account & Contact Details

    • Name
    • Email address
    • Phone number (optional)
    • Password or login credentials (hashed by our platform)

  • Order & Billing Information

    • Billing address
    • Transaction details such as products purchased, price, date, and order notes
    • Payment method tokens provided by our payment processor (we do not store full card numbers)

  • Vehicle & Tuning Details (for custom digital files)

    • Vehicle year, make, model, and engine
    • VIN and ECU/PCM strategy or OS number
    • Installed modifications such as turbo, injectors, and exhaust
    • Intended use (towing, daily driving, performance)

  • Technical & Usage Data

    • IP address and device information
    • Browser type and settings
    • Pages visited, referring/exit pages, and timestamps
    • Cookie identifiers and similar technologies

  • AI Support Interactions

    • Messages, prompts, and feedback you submit in our support chat
    • Diagnostics needed to operate and improve the support experience

How We Use Information

  • To process orders, payments, refunds, and deliver digital files
  • To provide, secure, and improve our website, store, and support
  • To personalize content, remember preferences, and streamline checkout
  • To communicate about orders, updates, and service-related notices
  • To respond to requests, troubleshoot issues, and provide technical support
  • To analyze performance, prevent fraud, and enforce our terms
  • To comply with legal obligations and regulatory requirements

Legal Bases for Processing

Where applicable law requires a legal basis (for example, in the EEA or UK), we process personal data based on:

  • Performance of a contract (fulfilling your order and providing services)
  • Legitimate interests (site security, fraud prevention, and product improvement)
  • Consent (certain cookies, marketing, and optional data you choose to provide)
  • Compliance with legal obligations

Cookies and Similar Technologies

We use cookies and similar technologies to operate our website and understand usage. You can control cookies through your browser settings. Disabling certain cookies may affect site functionality, including the shopping cart and checkout.

How We Share Information

  • Service Providers

    • Payment processing via Stripe. See Stripe’s privacy notice: https://stripe.com/privacy
    • Website hosting, security, analytics, email delivery, and customer support tools
    • AI support infrastructure to operate chat and diagnostics

  • Business Transfers

    • In connection with a merger, acquisition, or sale of assets, subject to this Policy

  • Legal and Safety

    • To comply with law, respond to lawful requests, or protect rights, safety, and property

Data Retention

We keep personal information only as long as necessary to provide services, comply with legal obligations, resolve disputes, and enforce agreements. Retention periods vary by data type and purpose.

Security

We implement reasonable administrative, technical, and physical safeguards to protect personal information. No method of transmission or storage is completely secure; we cannot guarantee absolute security.

Your Choices

  • Update account information in the “Account” area
  • Unsubscribe from marketing emails using the link in the message
  • Control cookies through your browser settings

Your Rights

Depending on your location, you may have rights to access, correct, delete, or restrict certain processing of your personal information, and to portability. To exercise these rights, contact us at info@wpetune.com. We may need to verify your identity before responding.

Children’s Privacy

Our site and services are not directed to children under 13, and we do not knowingly collect personal information from children. If you believe a child has provided personal information, please contact us to request deletion.

International Transfers

If you access our services from outside the United States, your information may be processed in countries that may have different data protection laws than your country of residence.

Third-Party Links

Our website may contain links to third-party websites. We are not responsible for the privacy practices or content of those sites. Please review their policies.

AI Support Notice

When you use AI-assisted support, your messages may be processed by our providers to deliver the service, detect abuse, and improve reliability. Do not include sensitive personal information beyond what is necessary for support.

Changes to This Policy

We may update this Privacy Policy from time to time. The “Last updated” date at the top indicates the latest revision. Continued use of our services after changes means you accept the updated Policy.

Contact Us

If you have questions or requests regarding this Privacy Policy or our data practices, contact us at info@wpetune.com.