Shop with Blessed Performance for the Vibrant 4"-5" Silicone Reducing Coupler. The Vibrant coupler features a 1-year limited warranty. They are perfect for replacing old worn boots, or building your own custom turbocharger setup or intake system.
Highlights:
- 4" Inlet
- 5" Outlet
- 3" Overall Length
- Burst Strength: 40 PSI