A vehicle's muffler and resonator are responsible for keeping the exhaust quiet for a peaceful ride, but also free from ...

Grand Rock has Quiet Performance mufflers available for dual-exhaust trucks. These patented, new-technology mufflers provide an average fuel mileage increase Grand Rock has Quiet Performance mufflers ...

We want to speak to all the readers who are over 25 years old for a minute. After all, this new muffler is specifically going to appeal to you-still liking the loud rumble of a throaty V-8 when on the ...