The LE5 is the naturally aspirated 2.4L SS motor that they offered in 2006. Justin Reed uses this block, and LSJ crank in his 600 hp monster goblin.
That decoder lists both the automatic (MX0) and manual (MM5) transmission, so I can't tell what transmission it actually has.
2006 Chevrolet Cobalt 2dr Cpe SS
VIN: 1G1AM15B667628873
Engine Order Code LE5
Engine TypeGas 4-Cyl
Displacement 2.4L/145
Fuel System SFI
SAE Net Horsepower @ RPM 171 @ 6200
SAE Net Torque @ RPM 163 @ 5000
Trans Order Code MX0, MM5