USARemote Replacement Key Fob for Viper/DEI/Python Hornet — EZSDEI7141 Ready-to-Program, Battery Included

USARemote replacement key fob that works with Viper, Hornet, DEI, Python and Clifford aftermarket alarm/keyless entry systems (fits P/N EZSDEI7141 / 7145V).

If your original remote stopped working, this fully assembled replacement remote is a direct-fit aftermarket option designed to restore remote locking, unlocking, and alarm functions without replacing your entire alarm unit. It ships ready to program with a battery installed and includes step-by-step user programming instructions so you can get back to keyless operation quickly.

How do I program this replacement remote to my alarm?

Programming is user-friendly and performed at the vehicle with the factory or aftermarket alarm system. The package includes clear, sequential instructions so you can complete the process without specialized tools or dealer visits.

• Follow the included step-by-step programming guide specific to EZSDEI7141/7145V replacements.
• Programming typically involves cycling ignition or pressing the alarm's learn button while pressing remote buttons.
• No soldering or component swapping is required — the assembly comes pre-built with battery.

Which alarm models and part numbers is this remote compatible with?

This key fob was built to match the transmitter protocols used by a range of popular aftermarket security systems, making it a practical replacement for many vehicles already equipped with those brands.

• Compatible with Viper and DEI family remotes.
• Fits Hornet and Python series alarm/keyless entry systems.
• Works as a replacement for OEM part numbers EZSDEI7141 and 7145V.

What physical features and electronics are included?

The product is supplied as a complete electronic remote assembly so you don’t need to transfer parts from the old unit. It arrives ready to use with the battery installed and a sealed housing to protect the electronics.

• Complete PCB and transmitter circuit pre-installed.
• Battery included and installed for immediate programming.
• Durable key fob housing compatible with standard key rings.

Will this replacement work instead of an authorized dealer part?

Yes — this is an aftermarket replacement designed to match the original remote’s function and signal, allowing you to restore remote control without buying a full OEM remote or visiting a dealer. It’s a cost-effective alternative that preserves existing alarm hardware.

• Aftermarket replacement built to replicate original transmitter functions.
• Economical option compared to purchasing factory remotes through dealers.
• User-programmable so you retain full control over pairing and security.

Who is this for: Vehicle owners, installers, and DIYers who need a drop-in replacement remote for aftermarket alarm and keyless-entry systems from Viper, Hornet, DEI, Python, or Clifford. It's especially useful if the original remote was lost, damaged, or its battery compartment or internal electronics failed. If you want a ready-to-program, complete electronic assembly that fits P/N EZSDEI7141 / 7145V, this USARemote unit offers a straightforward, affordable way to restore remote operation without replacing the whole alarm system.