Model Y Rear Seat Base Lengthening Kit

Upgrade comfort. Extend support. Factory-level fit and finish.

Tesla’s rear seat retrofit is only available in select markets—but now you can enhance your Model Y’s rear seat comfort anywhere with this DIY upgrade kit. Designed for Model Y owners who demand more leg support for rear passengers, this kit extends the seat base by an additional 3cm / 1.18in, improving thigh support and ride comfort.

Extended Seat Base
Adds 3cm / 1.18in of seat base depth using precision-cut high-density foam, improving long-trip comfort and posture support for rear passengers.

Factory-Match Upholstery
The original seat leather is replaced with automotive-grade leather that matches Tesla’s OEM finish in both texture and tone.

Seamless Integration
Retains original seat contours and mount points. The final look mirrors Tesla’s factory retrofit, with no compromise in appearance or safety.

DIY-Friendly Installation
This kit is designed for confident DIYers or professional installers. No electronic modification required.

Installation Video: YouTube

Product Compatibility:
✅ Model Y (2020-2024)
❌ Model Y (2025+)