I am offered a similar to brand brand brand new tall upsurge money coming in plural for any 2005 to 2008 chevy cobalt with 2.2L Ecotec engine. It uses a batch stifle physique and requires no alteration to install. we had it upon my 2007 cobalt for 3500 miles so a similar to brand brand brand new still. It done a really noticable differance in mid-range and look RPM horsepower and alot some-more torque. Its a bureau GM partial used upon a non supercharged cobalt SS that has a 2.4L. So it is approach shaft upon and takes reduction than 45 mins to implement if ur a rather intelligent automobile mechanic. The partial sells brand brand brand new from Crateenginedepot.com for 255.00 and shiping. we am asking 150.00 for it and can implement it for giveaway in my garage if u cant do so urself. Please call if interested, my series is 314-348-1073 thanx.