K40's Exclusive Guarantees

If you get a speeding ticket, we’ll pay for it.*

K40 was the first radar detector manufacturer in the world to offer a speeding ticket guarantee. Thirty years later, we are still the company with the confidence to back all of our products with this guarantee: All speeding tickets covered in full, no questions asked, for one full year from the date of purchase.*

K40 guarantees your satisfaction, 100%

K40 continues to offer the best guarantees in the industry, as it has since 1981. It’s a confidence that comes from three decades of designing the very best automotive Radar and Laser Protection Systems in the world.

Along with the industry’s only comprehensive speeding ticket guarantee, all K40 radar and laser protection products are covered by the following:

• 100% performance guarantee – If your K40 radar detector or laser defuser does not outperform any other radar detector 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% lifetime theft guarantee - (Excludes portable radar detectors) - If your remote installed radar detection system is ever stolen, K40 will replace it at no charge. Lifetime guarantee for the original purchaser of the system. (Claim must include a complete copy of police report indicating details of loss due to theft)

Register to Ensure You’re Covered

To ensure you’re covered by all K40 guarantees, register your product today.

IMPORTANT NOTICE: The purchase of any K40 product from eBay or other online auction site forfeits all manufacturers’ warranties.

* Speeding ticket guarantee not valid for tickets written in school or construction zones, or incurred with a DUI violation.