When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
The FRPP tune is NOT designed for cars with mods, e.g. off-road pipes, long tubes
The 5.0 has factory wideband O2 sensors. That means that you can add these without additional tuning for them. The PCM will make the adjustments on their own and not throw a code. You can usually get a few more HP with minor tweaking of the tune when you bolt these on FWIW.
The 3V has narrowband O2 sensors and you cannot bolt on LT headers without another tune.