Granatelli 4.0in Dual Seal Double O-Ring Clamp Assembly

The Granatelli Motor Sports 318540 is a 4.00-inch HD clamp designed for high-performance intake and boost systems. It features a T-6061 aluminum construction with a black finish and a 12-degree bend interface. This coupler is rated for up to 800 psi and 400°F, ensuring a leak-free connection under extreme conditions.

This coupler utilizes a unique pin-and-ball quick-release clamping system for fast service and secure retention. It is ideal for turbocharged and supercharged intake systems, custom charge piping, and high-boost applications. The coupler is sold individually and includes weld-in ferrule sets, a union sleeve, an outer clamp assembly, and a safety retention pin.