Returns and Shipping

PLEASE NOTE: Depending on when an order is placed, orders shipping via Next-Day-Air/Overnight may not ship same-day. If you are placing an order in the evening or over the course of a weekend, your items will ship during normal operating hours.

RETURNS POLICY

Under no circumstances shall the SELLER and/or MANUFACTURER be liable for any damage or expenses insured by reason of the use or sale of any such equipment. IN THE EVENT THAT THE BUYER DOES NOT AGREE WITH THIS AGREEMENT: THE BUYER MAY PROMPTLY RETURN THIS PRODUCT, IN A NEW AND UNUSED CONDITION, WITH A DATED PROOF OF PURCHASE, TO THE PLACE OF PURCHASE WITHIN THIRTY (30) DAYS FROM DATE OF PURCHASE FOR A FULL REFUND LESS SHIPPING. THE INSTALLATION OF THIS PRODUCT INDICATES THAT THE BUYER HAS READ AND UNDERSTANDS THIS AGREEMENT AND ACCEPTS ITS TERMS AND CONDITIONS.


  • Please Note: Returns are accepted within 30 days from date of purchase—an RMA must be opened before shipping any product to FASS.
  • To begin the RMA process, please fill out the form on this page below.
  • Shipping fees are the responsibility of the purchaser.
  • A 10% restocking fee will be applied to all returns.
  • The 10% restocking fee will be taken from the cost of goods amount paid.
  • All returns are subject to inspection and approval prior to a refund being issued.
  • To receive a refund all returns must be purchased directly from FASS, in the original packaging, new, uninstalled, and will undergo a 72 point inspection.


Technical Support:

Diesel Performance Products, Inc.

16234 Hwy O

Marthasville, MO 63357

636-433-5410

Contact Us

Please enter the item number and description of return in the field below. (Required)