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Ships within 48 hours · Estimated delivery Jul 25 - Jul 30
Slight Sound Increase Over Stock
We also add a billet intermediate and output shaft to the Stage 6 package
Gains and Testing
Flows up to 201 percednt better than stock
Vibrant 2776 3.5"-4" Silicone Reducing Coupler 2001-2004 Chevy/GMC Duramax 6.6 LB7 Slight Sound Increase Over StockThe Vibrant 2776 3. 5" 4" Silicone Reducing Coupler features a 4 Ply Silicone construction with a 3. 5" 4" I. D. and 3" overall length. 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. Features: 3. 5" Inlet 4" Outlet 3" Overall Length Burst Strength: 40 PSI Multiple Colors Available Colors: Black 2776 Blue 2776B WARRANTY INFO: 1 Year
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