Genuine BMW Exhaust Muffler - 18307612634 - Get the perfect fit and sound for your BMW with this Genuine BMW Exhaust Muffler. Crafted from high-grade stainless steel, this muffler offers superior performance and durability. The unique design of this muffler ensures maximum flow and power, while providing a deep, throaty exhaust note. Get the perfect fit and sound for your BMW with this Genuine BMW Exhaust Muffler.