Some DFI parts carry a refundable core charge.
Please fill out your core charge form. You have twenty days from the time you receive your products to return your cores for a full refund. Thirty days for half credit.
Injectors: Only genuine Bosch injector cores will be accepted for full core credit.
We know sometimes there are bumps in the road. If you cannot meet the core charge deadline please contact us. Your satisfaction is our # 1 goal and we will work with you.
If you need a form please send us an email.