Twelve months, Unlimited Mileage Warranty

We offer a sensible and customer-friendly warranty to back up our quality promise. This warranty covers all our products for twelve (12) months, with unlimited mileage. We HIGHLY recommend that all components are installed by a certified technician.

Limited Warranty Policy

Warranties are granted to the original purchaser of the unit and are neither transferable nor redeemable. Proof of purchase and identification may be required prior to the approval of a warranty. DTIS ONLINE products are warranted to be free of defects in materials or workmanship in accordance to the following…

Customers must send used cores to DTIS ONLINE within 45 days of the time of purchase in order to receive a full refund for the core charge. Once we have received the old core, a credit will be returned to you. All cores must be taken out of the engine. DTIS ONLINE reserves the right to inspect all cores for damage prior to credit being issued and reserves the right to reject all damaged cores.

All returns are at the discretion of DTIS ONLINE. No returns are accepted without the prior approval of DTIS ONLINE. Any item may be returned within 14 days as long as it is in new condition and in the original packaging. A restocking fee equal to 10% – 30% of the purchase price will be applied, and any shipping costs may be deducted from the refund.