1.75" compared to 1.875" headers, RESULTS!!!

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02-08-2012, 08:07 PM

#31

ShredSled

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interesting read.

I've often thought of going to different headers with larger primaries too...

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02-08-2012, 10:40 PM

#32

mitchellmade

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whats the rest of your exhaust consist of?

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02-09-2012, 12:57 AM

#33

gasmachine85

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Quote:

Originally Posted by 99SLOWC5

Today we baselined my 2008 AWD Sierra Denali. Kooks catted 1.75" long tube headers. We then took those off and installed a set of American Racing headers catted 1.875" and re-dynoed it. The results are surprising.

Jeff

LMT

What were the mods on the denali though?

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