Upgrade your Peterbilt 377 or 378 Conventional with the Peterbilt 6 Inch Replacement Chrome Left Elbow. This durable chrome left pipe replaces the 6 Inch O.D reduced to 5 Inch O.D, providing a sleek and polished look. Designed to replace Peterbilt Part# 14-11380LC, this left elbow is sold individually and is a practical and stylish addition to your truck. With its easy installation and high-quality construction, this replacement chrome left elbow is a must-have for any Peterbilt owner looking to enhance their vehicle's appearance.