This MBRP exhaust is perfect for car enthusiasts who want to boost their vehicle's performance. Whether you're cruising on the highway or taking your car to the track, this exhaust will give you an edge. It's designed for Acura Integra (2023 - 2025) and Honda Civic Si (2022 - 2025) models. The tubing is 3 inches in diameter for the cat - back section and 2.5 inches for the dual split rear. It comes with burnt end tips that add a stylish touch.