Vibrant Aluminum Joiner Coupling (2.75in Tube O.D. x 3in Overall Length) Engine Components>Pulleys - Crank- Underdrive NPT ports (sensor ports)

NPT ports (sensor ports)

NHRA approved pressure release fitting

High torque

This Spectre Intake Coupler Reducer is designed to connect a 4 inch outside diameter component or air intake tube with a 3 inch outside diameter component or intake tube

HKS 07-08 Honda Fit Hi Power Exhaust

Vibrant Aluminum Joiner Coupling (2.75in Tube O.D. x 3in Overall Length) Engine Components>Pulleys - Crank- Underdrive NPT ports (sensor ports)Vibrant Performance aluminum joiners are manufactured from 6061 aluminum and require minimal surface reparation for tig welding. Vibrant Performance aluminum transitions are useful for creating affordable custom silicone coupling combinations and are commonly used for customer intercooler end tank fabrication or welding hose inlets outlets to aluminum radiators. They are bead rolled and available in outlet diameters ranging from 1. 5 to 4.