Tuffy Security Products Jeep Wrangler Security Door Lockers 037 01 (76 How to Install a Tuffy Speaker & Storage Security Lock Box Set on your Hood Lock 87 95 Wrangler YJ Black Products Tuffy Security Tuffy Security Products Parts ExtremeTerrain Tuffy Security. The only reasonably priced YJ hood lock on the market that actually works! This hood lock is a simple one piece design that secures the hood latch and deters thieves from walking away with valuable under hood parts such as batteries, intakes, superchargers, etc. It installs easily with OEM hardware and does not require drilling. When locked it guards the hood from being raised and protects the hood latch from being pried open. Keep your costly under hood investments safe with the Tuffy YJ Hood Lock.