Reviewed By Stephen P (Raleigh, NC) Reviewed for a 2017 Toyota Land Cruiser —9/22/2018 11:19 AM
Improvement in gas mileage. Modest improvement in sound when you punch it. Don't know about horsepower.
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Reviewed By Garrett A (SARATOGA, CA) Reviewed for a 1998 Toyota Land Cruiser —8/19/2014 11:38 AM
Nice system! Easy to install. Gives the Caddy a nice growl at higher RPMs. Not a huge noticeable change with response or HP gain but looks great and has smooth performance. Great value too!!