Return Policy

Last Updated: March 16, 2026

At Avantgarde Service Inc., we want you to be satisfied with your purchase. If you are not completely happy with your order, you may request a return in accordance with the policy below.

Return Eligibility

Customers may request a return within 30 days of receiving their order.

To be eligible for a return, items must meet the following conditions:

  • The item must be unused and in its original condition
  • The item must be returned in its original packaging
  • Proof of purchase or order number must be provided

Items returned without prior authorization may not be accepted.

Non-Returnable Items

Certain items are not eligible for return, including:

  • Items marked as final sale
  • Products that have been used, damaged, or altered
  • Items returned without original packaging

Return Process

To initiate a return, please contact our customer support team within 30 days of delivery.

Please include the following information in your request:

  • Order number
  • Reason for return
  • Photos of the item (if the product is damaged or defective)

Once your return request is approved, we will provide instructions on how to return the item.

Return Shipping

Unless the item is defective, damaged, or incorrect, return shipping costs are the responsibility of the customer.

We recommend using a trackable shipping service, as we are not responsible for lost or damaged return shipments.

Damaged or Incorrect Items

If you receive an item that is damaged, defective, or incorrect, please contact us within 7 days of receiving the product.

Include your order number and photos of the product and packaging so our support team can review the issue and assist you promptly.

Refunds

Once your return has been received and inspected, we will notify you of the approval or rejection of your refund.

If approved, refunds will be issued to your original payment method.

Please allow 7–10 business days for the refund to appear on your account, depending on your bank or payment provider.

Late or Missing Refunds

If you have not received your refund after the processing period:

  • Check your bank account again
  • Contact your credit card company or bank

Processing times may vary depending on your financial institution.

Contact Us

If you have any questions regarding returns or refunds, please contact our customer support team:

Email: service@avantgardeengine.com
Phone: (626) 545-3053