Seat Foam Insert Set for Porsche 911 718 GT4 / GT4 RS Bucket Seats
Product Highlights
✅ Custom Precision-Cut Fit for 718 Cayman GT4 / GT4 RS Carbon Bucket Seats
✅ High-Density Rebound Foam, Built to Prevent Sagging & Long-Term Compression
✅ Restores Original Driving Comfort for Daily Commutes & Track Days
✅ Lightweight Design Preserves the Seat’s Racing Performance Profile
✅ Tool-Free, Damage-Free Installation in Minutes
Fitment
Engineered with precise measurements for Porsche 911 718 Cayman GT4 / GT4 RS folding carbon fiber bucket seats (2016–2025).
This complete set includes both backrest and cushion foam inserts, shaped to match the seat’s exact contour for a gapless, seamless fit.
Unsure about compatibility? Simply send us a photo of your seat, and our team will verify the fitment for free.
Premium Material
Crafted from high-density, rebound-resistant polyurethane foam, formulated to match the original foam’s density and resilience:
• Closed-cell structure prevents long-term sagging, even with daily or track use
• Delivers consistent lumbar and thigh support to reduce driving fatigue
• Fully compatible with factory-style or custom Alcantara/leather seat covers (sold separately)
⚡ Easy Installation
No drilling, no modifications, and no professional help required:
1. Remove your existing seat upholstery
2. Place the new foam inserts into the seat cover
3. Fit the upholstery back onto the seat frame
Takes just 5–10 minutes per seat, with zero risk of damage to your bucket seat’s carbon structure or upholstery.
📦 Shipping & Delivery
• Standard Shipping: $170 flat rate
• Estimated Delivery: 5–8 business days (via DHL/UPS/FedEx)
• Free Shipping on orders over $500
• A tracking number will be provided immediately after dispatch
• Shockproof, waterproof packaging protects the foam from damage during transit
🛡️ Return & Warranty
• 30-day returns accepted for unused items in original packaging (buyer covers return shipping)
• 12-month warranty against manufacturing defects (e.g., cracking, abnormal compression)
