There are a lot of stock mufflers from other cars that flow well and are quiet. Obviously I need to work on these, but I hope that gives you an idea how this muffler performs on MY setup. I watched a couple friends autocross my miata, and you could not hear the exhaust over the engine noise/turbo intake noise once you're in boost. They cut out the higher frequencies, making what you do hear very deep, so it sounds good. I recommend running glasspacks under the car too. It's about a 100 dollar muffler, but worth it. If you're interested, I could get the part number for you. The current setup is the same, except for the 3" dynomax muffler I have. Not bad, eh? But I couldn't build much boost on top end cause the exhaust was plugging things up. The quietest I tried was the 3" exhaust, three 3" glasspacks, and the stock muffler. I have tried probably 6 different exhaust combinations. My definition of quiet is "I can't hear it". IT IS QUIET!!! If you question whether or not I am sincere, search the word quiet and my name and see what you find. It's not a straight through muffler, it has baffles and whatnot like a normal muffler. You will need a sound deadening material to dampen the exhaust noise as it travels through the exhaust system.I bought a dynomax muffler a while back. If you’re on a budget and can’t afford a new muffler, you’d better stick with a DIY quiet muffler. The next option you can choose from involves the use of soundproof mufflers or DIY quiet mufflers. What should I use to quiet my exhaust system? This is one of the best quiet performance mufflers in the market. It is quiet and efficient by enhancing the overall performance of your exhaust system. Vibrant 3″ Ultra Quiet Resonator is designed to dampen exhaust noise and facilitate undisrupted exhaust flow. It’s pretty easy to alter the sound produced by chambered mufflers by adjusting the shape and the size of the inner chambers.
They have a series of inner chamber that bounces sound waves around so that some waves end up canceling each other out. Unlike straight through, chambered mufflers create a deep sound which is quieter. Another thing to look out for is the area to attach your muffler. On the other hand, if you are using a dual system, get a silencer with a dual inlet for the muffler. For a single exhaust system, get a muffler with a single inlet. There are two major exhaust systems- dual and single exhaust systems. What to look for in a single exhaust system? Lawson Industries 72772 Rush Performance Diesel Muffler 10. Walker 17886 Economy Pro-Fit Universal Muffler 7. MBRP M1004A Universal Quiet Tone Muffler 6. Vibrant 1142 3″ Quiet Stainless Steel Muffler 5. Which is the best muffler for diesel engines? Which is the quietest exhaust muffler in the market? Mufflers packed with stainless steel wool will last up to 4 to 5 times longer than by using fiberglass alone. It was a good trick to pack the bored out mufflers with steel wool to get to quiet noisy exhausts. Consider installing rubber undercoating.Ways to Soundproof Your Car Cabin and Reduce Engine Noise It maintains a mild tone and increased performance for better horsepower and torque. Ideal For Towing: The 50 Big Block muffler is ideal for towing applications. It’s designed for large trucks, SUVs, and motorhomes. What’s the quietest Flowmaster muffler?įlowmaster’s Quietest Muffler: The 50 Series Big Block muffler is Flowmaster’s quietest muffler. Whatever material you use, make sure it’s heat-resistant. What can you put in a muffler to make it quieter?ĭIY Quiet Mufflers Some of the popular sound-deadening materials include steel scrubs, metal wool, and fiber glass. What should I use to quiet my exhaust system?.What makes a chambered muffler so quiet?.What to look for in a single exhaust system?.