Cat-back exhausts
and axle-back exhausts are aftermarket motorcar upgrades. Axle-back exhausts range from $150 to $400. The pricing is varies between cars and manufacturers.
A cat-back exhaust replaces all the piping in front of a catalytic converter, which is located near the front axle of a vehivle. An axle-back exhaust replaces all the piping located in back of the rear axle; this is normally the muffler and a diminutive incision of the exhaust piping.
Horsepower
A cat-back exhaust, when installed with an air intake, can burgeoning a machine's horsepower by five to 10. An axle-back exhaust is normally installed to exchange the sound and scrutinize of a machine. The horsepower increase of an axle-back exhaust is minimal.
Price
Cat-back exhausts can range from $300 to $500 as of September 2010. These modifications development the horsepower of a motorcar. Aftermarket exhausts are larger thickness pipes that breakthrough airflow and, as a consummation, development horsepower.
