Diamond Eye Manufacturing 400037 Exhaust Adapter ID to OD Stainless Steel - 3.5 5

The Diamond Eye Manufacturing 400037 is a precision-engineered stainless steel exhaust adapter designed to transition from 3-1/2 inch inner diameter to 5 inch outer diameter. This adapter provides a reliable solution for connecting exhaust components of different sizes in custom exhaust configurations.

Key Features:

• Constructed from high-grade stainless steel for superior corrosion resistance and durability
• Inlet size: 3.5 inches inner diameter (slips over 3.5" pipe)
• Outlet size: 5 inches outer diameter
• CNC mandrel-bent construction maintains consistent diameter for optimal exhaust flow
• Precision TIG welded for leak-free, long-lasting performance
• Made in the USA at Diamond Eye's facility in Oregon

This adapter is ideal for diesel truck exhaust systems and custom performance exhaust builds where a size transition is needed. Diamond Eye Manufacturing uses state-of-the-art CNC mandrel bending machines to ensure precise fitment and maximum flow characteristics, making this adapter a professional-grade solution for exhaust system modifications.