Does An Engine Need Back Pressure?

Does An Engine Need Back Pressure? Many car enthusiasts interpret exhaust pressure as exhaust backpressure, and according to many, this backpressure is essential for an engine to make peak power. Will no back pressure hurt my engine? As Jason explains, a restrictive exhaust flow that builds up back pressure is only hurting the power your

How Does Exhaust Back Pressure Work?

How Does Exhaust Back Pressure Work? Engine exhaust back pressure is defined as the exhaust gas pressure that is produced by the engine to overcome the hydraulic resistance of the exhaust system in order to discharge the gases into the atmosphere. … The term back pressure can be also spelled as one word (backpressure) or