815 Diesel RMA (Return Merchandise Authorization) Number Request

A RMA (Return Merchandise Authorization) number is required, and must be written on the outside shipping carton. 


  • Return shipping costs are the buyer’s responsibility.
  • Parts must be returned within 30 days of approved return request.
  • Parts must not have been attempted to be installed or tampered with.
  • Parts must be returned in its original packaging.
  • Any parts that do not meet any of the above pre-requisites upon being returned to 815 Diesel will be subject to a 3 - 25% restocking fee.
  • Merchandise returned must be accompanied with a copy of the invoice.
  • All returns must be preauthorized. Customers must email customer service or fill out the form below to obtain an RMA number. Any returns without an RMA number will be refused or subjected to a 15% restocking fee.
  • If and only if there is a shipping error on 815 Diesel part, we will cover the return fees. Customers must email customer service to obtain a free shipping return label. 

Once the product is returned and inspected you will be issued a Refund, Exchange or Store Credit. Refunds may take up to 3 business days to return to your account depending on the bank.


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You will be contacted within 2 business days of submission with your RMA number.