AJT Design Injection Fob IF016- UNDERGROUND for 4Runner (2022-2024) & Rav4 (2019+)

Give your smart key a stronger, more rugged shell with the AJT Design Injection Fob case for select late-model Toyota push-button start vehicles. This upgraded two-piece housing replaces the factory snap-fit case with a screw-together design using socket head hardware for improved durability and long-term serviceability. Molded from high-strength, impact-resistant PC-ABS plastic, this case reuses your original valet key, electronics, battery, and seal — no reprogramming required when installed correctly. Important note Fitment: Select 2019+ Toyota push-button start applications — including certain Toyota RAV4 (2019+), Toyota 4Runner (2022+), Toyota Camry, and other Toyota models — verify with compatibility photos before ordering Start type: Push button start only Compatibility check: Must match your fob using the compatibility photo guide Color note: Underground is a very dark gray finish (non-metallic) Electronics not included: Existing valet key, electronics, battery, and seal are reused Threadlocker warning: Do not use threadlocker such as Loctite Brand disclaimer: AJT Design is not sponsored by or affiliated with Toyota Features Two-piece bolted construction: Screw-together case instead of snap-fit PC-ABS material: High-strength, impact-resistant polymer blend Serviceable design: Can be reopened if needed Socket head cap screws: Secure closure with rugged hardware look Direct shell replacement: Transfers OEM internals into the new housing Multi-button compatibility: Supports both 3-button and 4-button layouts Made in USA: Manufactured domestically Button set details Included options: Liftgate button and blank button included 3-button and 4-button support: Configure to match your fob layout Panic buttons: Black and red button kits include both red and black panic buttons Installation Assembly required: Transfer valet key and internal components into new case Fastening method: Socket head cap screws Tool included: 3/32" Allen key included Skill level: Basic — careful component transfer recommended What’s included (1) Two-piece injection key fob case Multi-option button set Socket head cap screws 3/32" Allen key Instruction video: