I was looking at picking up the S&B intake since I am planning on doing headers and a tune but noticed a popular route seems to be replacing the lower air box with EcoD/6.4 box and filter. Since S&B posts all their testing data I thought I'd compare their data on the testing for the 6.4 and 5.7...
Just thought I would share some of fuel economy data for anyone considering a drop-in filter and wondering the impact it will have on their fuel economy as when I purchased mine I saw many claims of improved performance/mpg. The truck was purchased in September 2018 and I installed the AEM...
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