The 4 Stroke Exhaust Bung is a vital protective tool designed to block water and contaminants from entering the exhaust system during bike washes or maintenance. Crafted from high-quality rubber, it provides a secure, tight seal specifically for 4-stroke engines, helping to safeguard internal components from rust and damage caused by moisture intrusion. This bung is easy to install and remove, ensuring efficient protection during cleaning without compromising performance. Ideal for riders and mechanics seeking to extend the life of their exhaust system, it combines durability with precision fit for reliable, long-term use.