It was mis-printed for the 6.4's and 6.7's...waiting on update. The listed price is the starting price for a 4" w/out muffler. Working on getting the website corrected. Tuning is for offroad..and it's good tunes. I've ran the tunes on my truck before and they worked awesome when I was running a SCT.
FLASH SALE!!! PURCHASE ANY OF THE ABOVE PACKAGES OR ANY ATP FALL SALES WORTH $1000.00 OR MORE AND GET A FREE TRAIL FX FRONT LEVELING KIT!!! AVAILABLE FOR 05 TO CURRENT POWERSTROKES
HUMPDAY BUMP!! TIME FOR ANOTHER FLASH SALE!! ABOVE FLASH SALE IS NO LONGER VALID;
TODAY'S FLASH SALE IS:
-FREE T-SHIRT WITH ANY FALL PACKAGE THAT INCLUDES A TUNER
OR
FREE ATP SWEAT SHIRT WITH ANY FALL PACKAGE OVER $1,000.00!!