EFV-8398 Fuel Tank Vent for MACK Replaces # 40QE2161

This EFV-8398 fuel tank vent is a direct replacement for the older 40QE2161 vent used on Mack trucks. We design this part to help your fuel tank breathe properly so pressure stays balanced and fuel flow stays steady on the road. Our vent is built for long service and simple installation so you can reduce downtime and keep your truck working. We focus on reliable diesel fuel system parts that support heavy duty use and help protect your truck over the long term.

The EFV-8398 fuel tank vent ensures optimal performance for Mack trucks by replacing the outdated 40QE2161 model. Designed for durability and efficiency, this vent aids in maintaining a robust fuel system, essential for long hauls and heavy loads. Engineered for a straightforward installation, it minimizes downtime and keeps your truck running smoothly. Investing in quality truck parts like the EFV-8398 safeguards your vehicle’s longevity and reliability. Enhance your Mack truck's efficiency by choosing dependable fuel system components.