PMAS Silicone Coupler 5 in Diameter 8.5 inch length

Silicone Coupler – 5″ Diameter, 8.5″ Length

The 5″ Silicone Coupler (8.5″ length) is a heavy-duty, extended-length solution for connecting large-diameter piping in performance intake, intercooler, or turbocharger systems. This extra-long coupler is designed to span wider gaps and provide superior clamping area, ensuring secure and leak-free performance under high pressure and vibration.

Constructed from high-grade, multi-layer reinforced silicone, this coupler offers exceptional flexibility, heat resistance, and long-term reliability. Whether you’re accommodating a longer pipe offset or building a custom forced induction setup, this coupler is up to the task.

Product Highlights:

• Inside Diameter: 5″
• Overall Length: 8.5″
• Material: Multi-ply reinforced silicone for strength and durability
• Heat Resistant: Capable of withstanding extreme engine bay temperatures
• Boost Rated: Handles vacuum and high-boost pressure reliably

Applications:

• Extended-length intake and charge pipe connections
• Turbocharger and intercooler system fabrication
• Air filter relocation or MAF housing joiners
• Engine swaps and long-run plumbing

Installation Tips:

Use premium T-bolt clamps to ensure uniform compression and a secure seal. Ensure even distribution across connection points and confirm sufficient clearance to surrounding components.