They are solid tubes and have no ballance pipe fixtures.
BMW R80 Exhaust Pipes And But Screws Original 1979 Airhead
BMW R80 / R80 GS / R80 R / R80 RT / R80 ST HIFLO PREMIUM OIL FILTER HF161
BMW M1000RR 2025 NEW Akrapovic exhaust Titanium Exhaust headers
BMW S1000RR 4-1 Race Exhaust Headers Collector Downpipes Manifold 2019-2025
BMW R 1200 GS /GS Adventure Exhaust Headers Collector Down Front Pipes 2013-2018
BMW S1000RR 2019 2020 2021 2022 Exhaust Headers Manifold Mounting Bracket Mount
