Return Policy

Our policy lasts 15 days. If 15 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange. 

To start a refund please call 210-446-0888 ext 1 or email for an RMA number

Refunds take 5-10 days to complete

Return Shipping address:
Smeding Diesel
Returns - RMA#
28875 Interstate 10w
Boerne, TX 78006 USA

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging. 

If the product has been installed, it is not eligible to be returned.

Custom orders cannot be returned or exchanged

Additional non-returnable items: 
- Custom turbochargers or parts
- Parts that have been installed 

To complete your return, we require a receipt or proof of purchase. 
Please do not send your purchase back to the manufacturer. 

There are certain situations where only partial refunds are granted (if applicable) 


Any items sent in for repair must have all extra fittings and fixtures removed. For example turbos sent in for repair must have all oil feed and drain fittings removed. 

Refunds (if applicable) 

There is a 20% restocking fee on all returned items.

Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund. 
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days. 

Late or missing refunds (if applicable) 
If you haven’t received a refund yet, first check your bank account again. 
Then contact your credit card company, it may take some time before your refund is officially posted. 
Next contact your bank. There is often some processing time before a refund is posted. 
If you’ve done all of this and you still have not received your refund yet, please contact us at 

Sale items
Only regular priced items may be refunded, unfortunately sale items cannot be refunded. 


Items left at Smeding Diesel for more then 90 days will be disposed of, this includes unclaimed warranty's and returns.