What Is Exhaust Backpressure, and Why Is It Bad for Horsepower?

And is too little backpressure just as bad as too much? If you have trouble reading this message, view it in a browser.       FOLLOW         What Is Exhaust Backpressure, and Why Is It Bad for Horsepower?   And is too little backpressure just as bad as too much?   READ MORE             Corvettes Have Always Brought American Noise to Le Mans   The Corvette won its 1960 Le Mans debut in the GT 5.0-liter class. It was a preview of things to come.   READ MORE           The Five-Cylinder Audi S1 Quattro Sounds Amazing   We need more five cylinder engines.   READ MORE             Our Favorite Cars of 2017   We drove tons of cars this year. Here are just some of our favorites.   READ MORE             These Are the Funniest Things that Happened in the 2017 F1 Season   It feels good to laugh again.   READ MORE             You Must Buy This Championship-Winning 1963 Slingshot Dragster   Looking for a little excitement in your life? Consider owning this half-decade old drag car that can run 9s.   READ MORE         FOLLOW       Unsubscribe •  Privacy Policy   roadandtrack.com ©2018 Hearst Communications Inc. All Rights Reserved. Hearst Email Privacy, 300 W 57th St., Fl. 19 (sta 1-1), New York, NY 10019