PPE Exhaust Bellows; 4-Inch (Universal; Some Adaptation May Be Required)

Flexible Exhaust Solution. The PPE Exhaust Bellows are designed to absorb engine vibration and thermal expansion in custom and performance exhaust systems. With a 4-inch diameter and internally sleeved design, these bellows help prevent cracks and leaks in your exhaust tubing while maintaining consistent flow. Ideal for high-performance applications, they are essential for systems subject to extreme heat cycles or movement.

Construction and Appearance. Manufactured from aircraft-grade 304 stainless steel, the PPE bellows provide exceptional strength and corrosion resistance. The internal sleeve improves durability and ensures smoother exhaust flow while protecting the bellows from direct exhaust gas exposure. With availability in five different sizes, they offer flexibility for a wide range of custom builds and configurations.

Installation. Installation is easy but may require adaptation or welding depending on your specific exhaust setup. Designed for universal fitment, these bellows integrate seamlessly into most custom or aftermarket exhaust systems.

Warranty. This product includes a one-year limited warranty covering defects in materials and workmanship.

Application. This PPE Exhaust Bellows fits universal applications; some adaptation may be required.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov