Exhaust resonators are used to create smoother driving conditions, reduce noise from the engine exhaust and enhance engine performance. Exhaust resonators are add-on features within the exhaust system. The resonators are... More »

The main indicators of a bad timing belt include a high-pitched noise coming from the engine, difficulties when starting the car, poor performance on the road and an excessive amount of exhaust. A vehicle owner must neve... More »

A true dual-exhaust system helps to improve the performance of a V-6 or V-8 engine by splitting the exhaust from the two banks of cylinders. However, it is less effective on smaller vehicles that use an inline four-cylin... More »

Signs that a fan clutch is going bad include vibration, excessive fan noise at any speed, bad air conditioner performance at idle or low speed and failure to increase speed when the engine gets hot. Other symptoms, such ... More »

While performance chips can increase an engine's power in certain conditions, drivers should not expect drastic changes. Some chips override manufacturer settings designed to increase the life and efficiency of a car's e... More »

A muffler reduces the exhaust noise of a vehicle by blocking and reflecting sound waves. Inside the muffler is a series of baffled chambers and perforated barriers that break up the high-velocity sound waves as they flow... More »

The main difference between Magnaflow and Flowmaster exhaust kits is their method of noise reduction. Magnaflow mufflers are packed with steel wool, which lasts longer than fiberglass packing often used in lesser muffler... More »