Seller notes

Upgrade your Corvette's performance with the 1956-1981 2 Inch Exhaust Manifold Donut Gasket Sleeve. Designed for OEM fit with part numbers 3748781 and 3890382, this essential gasket sleeve ensures a secure seal for optimal exhaust flow. Made from durable steel, this new component is perfect for maintaining your vehicle's efficiency. Enjoy FREE SHIPPING within the 48 states! Explore over 9,500 restoration parts, performance upgrades, and accessories at Mid America Motorworks, a family-owned leade...

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