Why is my car loud when I accelerate?

With an exhaust leak, the muffling of the noise is cut short, making the noise louder. This in turn makes audible noises. Like exhaust noises, these noises are more noticeable when accelerating because the car is working harder to get you up to speed. The engine itself can also be the cause of noises when accelerating.Click to see full answer. Also question is, why does my car sound louder than usual?A failing or dirty sensor can send incorrect data, resulting in too much or too little fuel going to the engine. This can result in a rough running engine that is louder than normal. Bad or Dirty Spark Plugs: Bad spark plugs can cause the vehicle to misfire which will make it run louder.Beside above, why is my car making a roaring noise when I accelerate? Roaring that increases with acceleration: The first thing to check is the exhaust system; it could be damaged. Transmission issues could be another cause. With a manual transmission, the clutch could be slipping. Squealing or chirping on acceleration: This usually indicates a belt or belts are loose and slipping. Also, why is my car so loud when I drive? One of the most common causes of a loud vehicle is an exhaust leak. The exhaust system carries very hot hazardous fumes out of the engine, away from the passenger cabin and releases them as less harmful emissions at the rear of the vehicle.How can I make my car sound louder? How to Make My Exhaust Sound Louder Replace the muffler with one designed to amplify the sound of your vehicle. Glass packs, straight-through exhausts and straight-pipe designs will significantly increase the sound output over a stock muffler. Add a sound-amplifying exhaust tip. Increase the size of your exhaust pipes by 1/2-inch to 1-inch in diameter.