NoFeeDiesel 30-Day Money Back Guarantee

We stand behind the quality of our diesel diagnostic kits. If you’re not 100% satisfied, return it within 30 days of delivery for a full refund — no questions asked.

Return Conditions:

• Items must be returned in good, working condition with all original accessories.

• All returns must include your order number or receipt.

• Prepaid return label is included with every purchase.

• Refunds will be processed within 3–5 business days after we receive and inspect the item.

To start a return or if needed more support, contact us at support@nofeediesel.com or text us directly.