CORSA Res-Delete / 2.75 in X-Pipe | 2017-2023 Challenger RT 5.7L (21026)CORSA Performance Res Delete 2. 75 in X Pipe 20172023 Dodge Challenger R T 5. 7L V8 Part #: 21026 Overview The CORSA Res Delete 2. 75 inch X Pipe is designed to enhance the exhaust note of your Dodge Challenger R T equipped with a 5. 7L V8 engine. Engineered for enthusiasts who seek a more aggressive sound and improved exhaust flow, this resonator delete kit replaces the factory resonator with a straight through pipe, resulting in a deeper, more