You can return the EZ85 kit for any reason. Just e-mail us within 30 days after you received the package and get the RMA number and instructions for return shipping. As soon as you get the RMA number you have 7 days to ship the kit. Shipping charges are not refundable. All returns must be shipped with a tracking number and full insurance. The kit must be sent to our location in its original packaging, in its original condition and must not have signs of damage, tampering, melting, cutting of wires or other modification. A kit that was originally shipped with free shipping will incur a $15 restocking fee upon return. Labor to install or remove kit is not refundable. NO RETURNS AFTER 30 DAYS.