Rayfuel Customer Support

Return & Refund Policy

Clear return terms for diesel fuel injectors, fuel injection pumps and related diesel parts purchased from Rayfuel. Contact us before mailing any return.

30-Day ReturnsRequest within 30 days of delivery
No Restocking Fee$0 fee for eligible returns
Returns by MailAuthorization and tracking required
3–5 Business DaysRefund processing after inspection

Return Policy at a Glance

These terms summarize the Rayfuel return process. Approval is based on the product condition, return reason and the requirements below.

Return Window30 DaysContact us within 30 days after the order is delivered.
Product ConditionNew & UninstalledOriginal packaging, labels and accessories must remain complete.
Return ShippingPaid by BuyerUnless Rayfuel shipped an incorrect item or confirms a pre-installation issue.
Restocking FeeNo FeeRayfuel charges no restocking fee for eligible returns.

How to Return an Item

Do not mail a product before receiving return authorization and the correct return address.

Contact RayfuelSend the order number, part number and reason for return.
Receive AuthorizationProvide photos or videos when requested and wait for return instructions.
Ship With TrackingPack the complete item securely and mail it to the authorized address.
Inspection & RefundAfter inspection, an eligible refund is issued to the original payment method.

Eligible for Return

  • Return requested within 30 days of delivery
  • New, unused and uninstalled product
  • Original packaging, labels and accessories intact
  • Incorrect item received
  • Product damaged during shipping
  • Confirmed defect before installation

Not Eligible for Return

  • Installed, used, altered or contaminated products
  • Products damaged during improper installation
  • Electrical or fuel-system parts damaged after installation
  • Customized or special-order products
  • Incomplete products or missing original packaging
  • Returns mailed without prior authorization

Refund Processing

After Rayfuel receives and inspects an eligible return, the refund is processed within 3–5 business days. Refunds are issued to the original payment method unless otherwise agreed.

Your bank, card issuer or payment provider may require additional time to post the refund to your account.

No Restocking Fee

Rayfuel does not charge a restocking fee for eligible returns.

Return Shipping by Mail

Approved returns must be mailed using a trackable shipping service. The buyer is responsible for return shipping costs unless Rayfuel shipped the wrong item or confirms shipping damage or a product issue before installation.

Original outbound shipping charges, customs duties, import taxes and payment-processing fees are generally non-refundable unless the return resulted from Rayfuel’s error.

Wrong Part or Fitment Return

Diesel injection parts can look similar while using different OE numbers, connectors, calibration data or applications. Confirm the complete OE number, engine model or VIN before ordering.

If a customer orders the wrong compatible part, the product may still be returned within the 30-day window when it remains new, unused, uninstalled and complete. The buyer pays the return shipping cost.

Damaged, Incorrect or Defective Items

Contact Rayfuel promptly after delivery and provide the order number plus clear photos of the product, packaging, shipping label and reported issue. Do not install or alter the item.

After review, Rayfuel will provide the appropriate return, replacement or refund instructions. This does not remove any rights available under applicable consumer law.

Return & Refund FAQ

How long do I have to request a return?

You may request an eligible return within 30 days after delivery.

Can I return an installed injector or fuel pump?

Installed or used products are generally not eligible for return. Contact Rayfuel if you believe there was a confirmed issue before installation.

Who pays the return shipping cost?

The buyer pays return shipping unless Rayfuel shipped an incorrect item or confirms shipping damage or a pre-installation product issue.

Is there a restocking fee?

No. Rayfuel does not charge a restocking fee for eligible returns.

Where should I mail the return?

Contact Rayfuel first. We will provide return authorization and the correct return mailing address. Do not ship a return to an address shown on a parcel without confirmation.

When will I receive my refund?

Eligible refunds are processed within 3–5 business days after the returned product is received and inspected. Your payment provider may take additional time to post it.

How can I avoid ordering the wrong diesel part?

Send us the OE number, VIN, engine model and clear photos of the old part before ordering. Rayfuel can help compare the application, but the buyer should confirm the final fitment requirements.

Need Help With a Return?

Phone: +86 189 7115 6071
WhatsApp: +86 189 7115 6071
Email: sales@rayfuelparts.com
Please include your order number, part number and return reason.

Last updated: July 28, 2026

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