Exhaust system (English Wikipedia)

Volkmann, Jörg (2007). "2". Exhaust systems' models investigation by theoretical group methods. Göttingen Cuvillier. pp. 13–34. ISBN 9783867274227. Retrieved 17 March 2017.

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"Fact Sheet: Exhaust System Repair Guidelines" (PDF). United States Environmental Protection Agency. 13 March 1991. Retrieved 17 March 2017.
"What you should know about using, installing or buying aftermarket catalytic converters" (PDF). epa.gov. Archived from the original (PDF) on 14 April 2014.

"The Power of 2.5- vs. 3-Inch Exhaust - Engine Masters Ep. 9". youtube.com. MotorTrend Channel. Archived from the original on 2021-12-13. Retrieved 9 September 2019.

"Environmental Protection Agency" (PDF). US Government Printing Office. Retrieved 17 March 2017.

How Headers Work How Headers Improve Engine Performance
"How Mufflers Work - Inside a Muffler". howstuffworks.com. 19 February 2001. Retrieved 31 August 2019.

"Your Car's Warranty". scuderiasystems.com. Archived from the original on 22 February 2015.

"Exhaust Science Demystified". superchevy.com. 16 May 2005. Retrieved 31 August 2019.

"The truth about exhaust backpressure and torque". uucmotorwerks.com. Archived from the original on 1 July 2012. Retrieved 16 May 2012.

"Backpressure: Friend or Foe?" (PDF). veryuseful.com. Retrieved 31 August 2019.

"What you should know about using, installing or buying aftermarket catalytic converters" (PDF). epa.gov. Archived from the original (PDF) on 14 April 2014.
"Exhaust Performance and Scavenging". autolounge.net. Archived from the original on 12 August 2011.
"The truth about exhaust backpressure and torque". uucmotorwerks.com. Archived from the original on 1 July 2012. Retrieved 16 May 2012.
"Your Car's Warranty". scuderiasystems.com. Archived from the original on 22 February 2015.

"The Power of 2.5- vs. 3-Inch Exhaust - Engine Masters Ep. 9". youtube.com. MotorTrend Channel. Archived from the original on 2021-12-13. Retrieved 9 September 2019.