Dinan High Flow Middle Exhaust for BMW M3 / M4 2021-2025

For any questions please PM or email: Online@AutoTalent.com Dinan High Flow Middle Exhaust for BMW M3 / M4 2021-2025 Instructions for Part# D660-0094 Note:  Only confirmed to fit with the Dinan Free Flow Axle Back and stock exhaust systems. Fitment with other axle back units is not guaranteed. The Dinan Middle Exhaust for the G80 M3 and G82/G83 M4 is crafted for drivers seeking to amplify the car's sound profile while keeping the stock muffler for a budget-conscious enhancement. This middle exhaust transforms the acoustics with a bolder, louder, and sportier tone, adding a level of sophistication while remaining upgradeable for those who may want to add the Dinan axle-back exhaust in the future for an even more aggressive sound. The system replaces the factory center section from the secondary catalysts to the axle-back, including both resonators, with a 3" (76mm) T304 stainless steel piping that improves flow and sound quality. A key element is the cu