Nissan S13 Silvia / 180SX Rear Seat Underlay Replacement – OEM Replica

Restore your Nissan’s interior with this OEM-style 2-piece rear seat underlay, designed as a faithful reproduction of the original factory sound deadening panels.

Product Features:

• Exact OEM Replica – Precision laser-cut in-house to perfectly match the original 2-piece Nissan S13 / 180SX under-seat design.

• Factory-Correct Materials – Bottom layer made from 10–12mm premium underlay, with a bonded top layer of rubber sheet + 8mm underlay, replicating Nissan’s original construction.

• Durable & Authentic – Built to factory specifications while maintaining long-term reliability.

• Simple Installation – A direct-fit restoration product for enthusiasts who appreciate accuracy and detail.

Why Choose This Underlay?

Perfect for S13 Silvia and 180SX restorations, this rear seat underlay restores the authentic OEM look, comfort, and sound insulation inside your car. A must-have for anyone serious about bringing their build back to A1 condition.

✅ Worldwide shipping available
✅ Trusted by JDM restoration specialistsf