Car enthusiasts, this TUCKBOLD exhaust adapter is exactly what you need for your custom exhaust projects! This sturdy stainless steel connector reduces from 3 inch ID to 3.5 inch ID, making it perfect for connecting different sized exhaust components seamlessly. The large inner diameter measures 89mm (3.5 inches) while the small end is 77mm (3 inches), with overall dimensions of 127x92mm (5x3.62 inches). Made from quality stainless steel, this thing is built to handle heat and corrosion without failing like cheaper materials. Installation is straightforward - just clean your pipes thoroughly, insert the adapter, and tighten everything down with a wrench. You might want to use some rubber gaskets for extra seal if needed. It's universally compatible with most exhaust, turbo, intercooler, and intake piping systems, making it incredibly versatile for various automotive applications. The silver finish looks clean and professional once installed. Whether you're upgrading your performance system, doing repairs, or working on a custom build, this adapter ensures everything connects properly without leaks or fitment issues. It's one of those simple but essential components that makes DIY exhaust work so much easier. No more struggling with mismatched pipes - this adapter bridges the gap perfectly!