This is a standalone replacement heatsink designed specifically for the MegaSquirt GPIO (General Purpose Input/Output) board. Precision-machined from durable 1/8″ aluminum, it ensures efficient heat dissipation for high-current components, improving long-term reliability and performance under demanding conditions.

Key Features:

• Material: 1/8″ thick high-grade aluminum

• Machined Fit: Custom-designed to precisely match the MegaSquirt GPIO board layout

• Durability: Lightweight yet strong with excellent thermal conductivity

• Finish: Bare aluminum (may arrive brushed or smooth depending on stock)