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LVPhotos · 03-08-2015, 09:15 PM

Unless you are running 500 hp there is no reason to run anything over 2.5". Same goes for my Cummins over 4" kills performance over benefits!
http://powerblocktv.com/post/the-top...s-for-your-car

03-08-2015, 09:15 PM	#6
LVPhotos Registered User Join Date: Jan 2013 Location: Las Vegas, NV Posts: 1,857	Re: 3 inch exhaust Unless you are running 500 hp there is no reason to run anything over 2.5". Same goes for my Cummins over 4" kills performance over benefits! http://powerblocktv.com/post/the-top...s-for-your-car __________________ 1962 shortbed 408cui small block, TKO 600 5-speed, bagged Porterbuilt suspension. 18" Salt Flats http://www.cardomain.com/ride/332579...t-c-k-pick-up/ http://67-72chevytrucks.com/vboard/s...d.php?t=560081 Last edited by LVPhotos; 03-08-2015 at 09:20 PM.