mustanglvr my stang is an 05 with the the manual. im turning 2550rpm at 70 in 5th with the 410s and 2750rpm at 75mph. im loving my 410s but my car is a fun car for the most part. only put 2300 miles on it since i bought it in november. 1st goes by quick, 2nd feels almost like stock 1st gear...