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Granatelli Motor Sports 3.50 Inch HD Clamshell 318535CS

SKU: 318535CS

Granatelli Motor Sports 3.50" HD Clamshell Clamp (318535CS)

The Granatelli Motor Sports 318535CS HD Clamshell Clamp is a heavy-duty 3.50" performance clamp designed to provide maximum strength and leak-free sealing for high-pressure automotive applications. Perfect for turbo systems, intercoolers, and racing setups, it ensures durability and reliability under extreme conditions.

Heavy-Duty Clamshell Clamp – Securely holds 3.50" hoses and tubing
Durable Construction – Handles pressure, heat, and vibration
Performance-Ready – Ideal for turbocharged engines, intercoolers, and racing applications
Leak-Free Connection – Maintains reliable sealing under demanding conditions
Quick Installation – Easy and secure setup for performance and racing systems

Was: $97.91

Sale: $93.01

Save: 5%

Save: $4.90

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Description

Granatelli Motor Sports Dual Seal HD 3.5 Inch Tubing Coupler Clamp

SKU: 318535CS

Heavy-Duty Quick-Release Clamshell Clamp for Turbo and High-Boost Systems

The Granatelli Motor Sports Dual Seal HD 3.5 Inch Tubing Coupler Clamp is engineered for extreme performance applications where secure sealing, durability, and fast serviceability are critical. Fabricated exclusively from T-6061 aluminum, this clamp offers exceptional strength while remaining lightweight—ideal for turbocharged and high-horsepower builds.

Utilizing Granatelli’s patented pin-and-ball quick-release clamping mechanism, this clamshell-style clamp provides a positive mechanical lock that resists vibration, boost pressure, and thermal expansion. Designed specifically for 3.5-inch (88.90mm) aluminum tubing couplers, it ensures reliable, leak-free sealing in demanding turbo intake and charge pipe systems.

Product Specifications

Tubing Coupler Type: Straight
Material: T-6061 Aluminum
Finish: Black
Inlet Diameter: 3.50 in. (88.90 mm)
Outlet Diameter: 3.50 in. (88.90 mm)
Quantity: Sold individually

Performance Features

Dual-seal HD design for consistent, leak-free boost retention
Pin-and-ball quick-release system for rapid installation and removal
Vibration-resistant under high boost and aggressive engine movement
Maintains sealing integrity under extreme pressure and temperature
Ideal for repeated servicing without clamp fatigue

Included Components

One heavy-duty outer clamp assembly
One ball/pin safety retention pin

Designed for professional fabricators, racers, and performance enthusiasts, the Granatelli Motor Sports Dual Seal HD 3.5 Inch Clamshell Clamp is the ideal solution for turbocharged intake systems, charge piping, intercooler connections, and high-boost forced-induction applications. When reliability, serviceability, and performance matter most, Granatelli Motor Sports delivers.