Glasspack mufflers do not have extra sound-absorbing material. So, in order to absorb sound, they use the glass layer and packing. But if you are making your order on partcatalog.com, you can always inquire about the recommended tube diameter for your exhaust system by providing your make and model. This can lead to a significant decrease in torque and horsepower as well as rpm.
Most end up reducing performance and adding weight, or worse yet – adding cost and doing nothing at all. Find out more about this topic by reading our blog on Why Exhaust Drone Silencers Aren’t All They’re Cracked Up To Be. RealTruck is your home for the best products to outfit your build for unforgettable adventures.
Because the success of a catback exhaust system