The Peterbilt Replacement Pipe is a practical and reliable solution for replacing the OEM part number 14-15502. With a 5" diameter and made from aluminized material, this pipe fits most Peterbilt 378 makes and models. Designed to be durable and long-lasting, it offers a cost-effective option for maintaining your vehicle's exhaust system. Each pipe is sold individually, ensuring you have the exact replacement you need. Trust in the quality and compatibility of this Peterbilt Replacement Pipe to keep your truck running smoothly.