This Vibrant Performance Intercooler Hose Coupling has a 4 inch inside diameter. It is made of 4 ply reinforced silicone and comes in black. .
Vibrant Performance 2736 Hump Hose Coupler
Vibrant Performance 2736 4 Ply Hump Hose Coupler
Vibrant Performance 2736 Silicone Hump Hose Coupler, 4" ID X 3" Long
VIBRANT PERFORMANCE VIBRANT 4-1 SS MERGE COLLECTORS (1-3 4IN INLET SLIPOVER ID 3
Vibrant Performance -6 AN Weld Bung Aluminum Flange 0.875 High-Performance Autom
