Toyota Tundra Smart Key Shell – 4 Button – Compatible with Lonsdor LT20-10-4

This 4-button smart key shell with tailgate button is a durable aftermarket replacement designed for 2022–2023 Toyota Tundra models using FCC ID: HYQ14FBX. It includes an aftermarket emergency key blade and fits OEM internals or aftermarket smart key boards such as the Lonsdor LT20-10-4.

Ideal for replacing a damaged or worn key fob shell, this housing matches factory dimensions and button layout, ensuring proper fit and reliable function.

 Product Features

• Shell Type: 4-Button Smart Key Shell (Aftermarket)
• Includes: Smart Key Shell + Emergency Key Blade
• FCC ID Replacement: HYQ14FBX
• OEM Part Number Replacement: 8990H-0C010
• Button Configuration: Lock, Unlock, Tailgate, Panic
• Board Compatibility: Fits Lonsdor LT20-10-4 board (not included)
• Build: Sturdy aftermarket construction with OEM-style fit
• Programming: Shell requires no programming; board must be programmed separately

 Vehicle Compatibility

• 2022 – 2023 Toyota Tundra

 Lonsdor Integration

This shell is fully compatible with the Lonsdor LT20-10-4 board, which supports proximity keyless entry, programmable frequency switching, and remote customization. Use Lonsdor K518, K518ISE, or KH100+ for setup and key generation in professional workflows.