Mishimoto 3in-3.5in Transition Boot

Durable hose coupler designed to securely connect piping in cooling or intake systems. Provides a tight, leak-resistant seal with heat- and pressure-resistant construction for reliable performance and easy installation.

• Every configuration your custom piping kit demands is covered, with straight, straight hump, transition, 45-degree, and 90-degree options available across sizing from 3" to 4"


• Mishimoto carries everything your intercooler build needs, from every boot size and configuration to matching clamps, all in one place


• Sizing from 3" to 4" means no matter what diameter your intercooler piping calls for, there's a DuraCore(TM) boot built to fit