The International Replacement Pipe is a practical and reliable solution for replacing the Freightliner Part # 3811755C4. With its 4" 2-Bend Flare/5" OD Turbo design and stainless steel construction, this pipe offers durability and longevity. It fits most Classic International makes and models, making it a versatile choice. Each pipe is sold individually, ensuring convenience and ease of use. Trust the International Replacement Pipe to provide a seamless replacement for your Freightliner, offering the benefits of reliability and practicality.