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K40 - Best Police Radar Detector In The Market

Integrated (Stealth) Radar Detectors

All K40 Radar Detectors now include the innovative and revolutionary K-Band Filter which rejects alerts from vehicles on the road (including your own) equipped with radar-based safety features, such as collision avoidance, allowing you to concentrate on the real threats.

K40 Radar is proud to offer the best police radar detectors out in the market today. If your vehicle is looking to be protected against radar or laser guns, the K40 RL360i with the G5 Laser Defuser offers a fully customizable way to avoid detection from police radar guns.

The K40 Radar RL360i's design includes a stealth radar receiver in the front of your automobile and another radar receiver in the rear of your vehicle providing you twice the protection of any other radar detector on the market.

Portable Radar Detectors

The K40 brand offers two distinct portable radar detectors (RD950 and RLS2) that include the special K-Band Filter that distinguishes alerts from vehicles on the road (including your own) that are equipped with radar-based safety features, such as collision avoidance, allowing you to concentrate on the real threats. 

K40 Ticket Guarantee

K40 guarantees your satisfaction, 100%. If you get a speeding ticket, we’ll pay for it. 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.