Twin Power™ compliance fittings absorb vibration and maintain secure manifold connections on 1984-1989 Evolution Big Twin engines, replacing OEM H-D 27008-83A to prevent leaks and cracking under torque loads.

• Direct OEM replacement for straightforward installation and reliability
• Rubber isolated design reduces engine movement stress on manifolds
• Ensures airtight seal for optimal air/fuel delivery
• Sold in pairs