Harley Davidson Exhaust Back Pressure

Cobra 909 Uppercut Slip On Harley Davidson Exhaust.

Harley davidson exhaust back pressure. TAB Performance is a leader in manufacturing high performance motorcycle exhaust pipe systems mufflers and accessories for Harley-Davidson and Indian motorcycles. The system features minimal bending that gives the setup a clean appearance while decreasing any form of back pressure on your exhaust which increases overall performance and power. This Harley performance exhaust pipe comes in a ceramic cerakote black with chrome heat shields with your choice of the.

Its not because theres not enough backpressure its because there isnt enough airflow and the momentum of the air will be broken up. Discussion in Engine Fuel and Exhaust started by marknett Jun 2 2011. Considering how much the stock exhaust chokes the motor any open baffle system around 1 34 inches would suffice.

The holes are designed to help dampen and break the sound wave. A common belief is that by reducing back pressure in the exhaust system you will automatically gain horsepower. Due to EPA regulations often times getting your bike to sound like a Harley means you need to make it louder.

The back pressure is the negative half of the sign wave the exhaust flow is the positive half of the sign wave. Performance will still suffer on the lower end since there is no ability to scavenge gases as with a 2-1 or stock Harley exhaust. The worst you can do is free up some air movement - which is.

Youll know if you have too much back pressure as the motor wont rev quickly the pipes will turn cherry red at the exhaust port and the motor will over heat. The Up Yours Harley Performance Exhaust was designed John Shope to increase horsepower and has a high performance baffle for back pressure perfect for your touring big V-Twin or Milwaukee 8. Ever since Cobra introduced the 909 slip ons they have been getting requests for a version that aligns perfectly with the bags.

If you own a Harley Davidson you will notice that the baffle has many holes perforated on its surface. So it states that the reflected pressure wave Back pressure enhances the removal of exhaust gasses. If you are like most Harley-Davidson owners you like the look and sound of a straight exhaust with no mufflers.