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Does Dual Exhaust Increase Gas Mileage?
Dual exhaust doesn't increase gas mileage, but it does increase a car's performance. Find out why a person who uses dual exhaust may see a slight increase in gas mileage for their car with help from an ASE-certified mechanic in this free video on auto... More »
Difficulty: Moderate
Source: www.ehow.com

www.exhaustvideos.com/faq/exhaust-system-muffler-gas-mileage

The thing is, mufflers and exhaust systems DO improve gas mileage. Here's why: ..... id like to a get a magnaflow dual exhaust system and have it installed.

.ask.com/youtube?q=Does+Dual+Exhaust+Increase+Gas+Mileage%3F&v=uy1YbnvPBcg
Aug 13, 2010 ... Summary: www.cars-repair.com auto repair videos Dual exhaust doesn't increase gas mileage, but it does increase a car's performance.

www.walleyecentral.com/forums/archive/index.php/t-48708.html

I was always told that adding dual exhaust to your truck would improve the gas mileage. I know getting rid of it would be best to improve ...

www.doityourself.com/stry/pros-and-cons-of-a-dual-exhaust-system

Increased Gas Mileage: The engine in a dual exhaust vehicle runs more efficiently and with ... This horsepower increase is about 20%. ... Some pros and cons will have more or less meaning for you, depending on your personal preferences.

www.autoanything.com/exhausts-mufflers/best-exhaust-system-for-fuel-economy.aspx

Discover the right exhaust system to increase gas mileage for your ride. ... And, in order to do that, you need to choose from the brand names you can trust, like ..... Dual Exit. Single Exit. Warranty. 3-year warranty (aluminized steel). Lifetime ...

www.reference.com/vehicles/dual-exhaust-system-improve-gas-mileage-7086455172534009

A correctly mounted dual exhaust system will allow an engine to breathe better, thus improving its gas mileage. A proper dual exhaust system will have both ...

www.4wheelparts.com/buyers-guide-reviews/dynomax-truck-exhaust-upgrades.aspx

Ground UPS only - expedited shipping does not qualify; Orders must be ..... Aftermarket Exhaust: Quantifying Power and Fuel Economy Improvements ... Flow Welded muffler, although the dual system uses a dual-outlet version. ... Average mpg: +0.5 mpg vs. stock; Maximum mpg: negligible increase over muffler-only setup ...

www.ehow.com/facts_7729056_dual-exhausts-increase-fuel-mileage.html

A dual exhaust system will increase the gas mileage of your vehicle. Above and beyond increasing your gas mileage, an added bonus to choosing a dual ...