Explore Winter Fronts & Bug Screens for the Kenworth T300-T450. Ready to keep your Kenworth truck running optimally during the coldest winter weather? Try installing one of our durable winter fronts and bug screens. Choose from quilted or non-quilted vinyl fronts in various colors and stylish mesh Sabertooth bug screens in black, blue, or red. These parts help to protect your radiator from debris while maintaining airflow, and improve fuel efficiency during winter hauls. With easy-to-install hardware and customizable options, these accessories are a must-have for Kenworth T300-T450 owners.