Warranty & Return Policy

At 13 Stone Auto Parts, we stand behind the quality of our parts. Most major components like used engines, used transmissions, and ECMs come with up to a 60-month (5-year) warranty, depending on the part and listing.

Warranty & Return Policy
Your Peace of Mind Comes First at 13 Stone Auto Parts

We understand the importance of trust when buying used auto parts. That’s why every part we sell is backed by a clear warranty and return policy, giving you confidence from the moment you place your order.

Warranty Coverage

What’s Covered?

Defects in workmanship or material upon delivery
Failures of covered internal components under normal use
Engine long blocks: cylinder heads, engine block, crankshaft, pistons, camshaft, rockers, etc.
Transmissions: gears, valve bodies, internal shafts, torque converters

What’s Not Covered?

External accessories or bolt-on components (sensors, harnesses, wires)
Failure due to improper installation or misuse
Damage caused by non-replacement of seals, gaskets, fluids, or filters
Labor, towing, or rental vehicle costs

Warranty Activation:

Your part must be installed properly by a certified mechanic
Proof of installation may be required
For engines and transmissions, we highly recommend replacing the oil filter, gaskets, seals, and performing a flush
Improper installation or missing proof of installation may void the warranty

Return Policy

We want you to be fully satisfied with your order. If something’s wrong, we’ll make it right.

Return Eligibility:

You must request a return within 10 business days of receiving your part
Returns must be pre-authorized by contacting our support team
Items must be unused, uninstalled, and returned in the original condition
Include all original components, packaging, and paperwork

Damaged or Incorrect Parts?

Must be reported within 3 business days of delivery
We’ll work quickly to replace the part or issue a refund once verified

Return Shipping:

Customer is responsible for return shipping unless the return is due to our error

Restocking Fee:

All authorized returns are subject to a 25% restocking and handling fee
No returns will be accepted without prior approval.

Cancellations

We accept cancellations under the following conditions:

Within 4 hours of placing the order: No charge
Within 48 hours: 10% restocking fee
After 48 hours: Returns only under the return policy above

Shipping Information

Estimated delivery time: 7–10 business days
We do not ship to P.O. Boxes or APO/FPO addresses
A $100 shipping fee applies to residential deliveries unless otherwise agreed
Buyer is responsible for shipping costs if the delivery is refused
We always confirm orders via email before processing

Your Responsibilities as a Buyer

Ensure you’ve ordered the correct part — we offer VIN-based part matching
Inspect your delivery upon arrival and notify us of any issues immediately
Have a certified professional install your part to maintain your warranty
Save your invoice and installation records — they may be required for claims

Need Help?

Whether you’re filing a warranty claim, requesting a return, or just have questions, our team is here to assist.

Email: info@13stoneautoparts.com
Phone: +1 816-641-2244

Legal Notice

This policy represents the full agreement between you (the buyer) and 13 Stone Auto Parts. By placing an order, you acknowledge that you’ve read and agreed to our terms, warranty, and return policies. Sales are governed by the Uniform Commercial Code (UCC) of the state in which 13 Stone Auto Parts operates.