Diamond Eye ADAPTER 3.5in ID-4in OD AL

This exhaust adapter from Diamond Eye Performance is made from aluminum, featuring a 3.5-inch inner diameter on one end and a 4-inch outer diameter on the other. It's designed to help you connect exhaust components with different pipe sizes, making custom exhaust setups or repairs more straightforward. The aluminum construction offers a lightweight solution for joining your exhaust system.

When you're working on a custom exhaust build or need to adapt a muffler or pipe section, having the right adapter makes all the difference. This piece allows for a clean transition between a 3.5-inch inner diameter pipe and a 4-inch outer diameter pipe, ensuring a secure connection. Its straightforward design means it's a simple bolt-on part for most applications, helping you get your exhaust project finished efficiently.