The K40 Five-Star Guarantee
It’s the best, most comprehensive guarantee in the business, and we make it with the utmost confidence.
Drive Ticket Free
Get a ticket during the first year of ownership, we pay for it, subject to the terms and conditions below. Simply send us a copy of the radar or laser speeding ticket, your proof of payment of the ticket, and your receipt for your K40 purchase.
We started offering this guarantee in 1985 and we still stand by it today!
100% Ownership Guarantee
- 100% Performance Guarantee – If your K40 Radar Detector or Laser Defuser does not outperform any other radar or laser protection system you’ve owned, return it within 30 days for a full product credit.
- 100% One-Year Quality Guarantee – K40 will repair or replace any defective product for one full year from date of purchase.
- 100% Theft Guarantee – If your custom installed remote radar detector is ever stolen, we’ll replace it.
To ensure you’re covered by all K40 guarantees, register your product today.
Terms and Conditions
- Ticket-Free Guarantee not valid for tickets issued in school or construction zones, incurred with a DUI or DWI violation, or for tickets received outside the U.S. and Canada.
- All K40 Electronics products carry a one year “repair or replace” Limited Warranty. This coverage begins on date of purchase and applies to defects in product materials and workmanship only. Installation, removal, or misuse is not covered.
- In Canada – RD950 and RLS2 portable models only – Excludes any photo radar/laser and/or any tickets issued that do not accumulate demerit points.
- Installed radar detector systems must include the purchase of at least one Laser Defuser in order to be covered for any laser speeding ticket reimbursement.
- Theft claim must include complete copy of police report indicating details of loss to due theft, proof of purchase from an authorized K40 dealer, and proof of insurance reimbursement if applicable. NOTE: the theft guarantee excludes portable radar detectors.