10 Best Automotive Replacement Exhaust Mufflers 2025

As a muffler expert, we reviewed and scored many products in the automotive replacement exhaust mufflers category, and we found products ranging from a 7 score up to an impressive 9.7 score. And we can confidently say that the top-rated product of this category is the Flowmaster exhaust and emissions muffler. Flowmaster's 71416 2.50"In(C)/Out(C) Flow Fx Muffler, Round, 14", brushed for car, stainless steel, silver, not only provides the best sound performance but also offers durability and style. Its unique design delivers a deep and aggressive tone, leaving heads turning wherever you go. Upgrade your ride with the top-rated Flowmaster muffler and experience the ultimate driving experience.