Replace the restrictive accordian coupler on your LS1 and LS6 with this High Flow Power Coupler and increase air flow and performance.
Measures: 4 3/4" Inlet / 4" Outlet
Features:
Silicone Coupler
Includes (2) Clamps.
Used for stock air duct only.
Chevrolet, Chevy, and Corvette are registered trademarks of General Motors Corporation. CorvetteGuys has no affiliation with General Motors Corporation.