2009 cobalt ss turbo upgrade. This will replace the supercharger with an adapter plate, and your exhaust 2. 2009–2013 Buick Regal Turbo. Huge TR12 The official numbers for the Cobalt SS LNF Turbo upgrade Stage 1 kit will stand at 280hp and 320lb. On sale since the second quarter of 2008. With the K04 turbo, cars make around 60whp gains. Installation is quick, and includes a new ECM calibration and MAP The large TR12 intercooler may not be needed in some cases and is slightly overkill on mildly modified stock turbo applications. Upgrade with Wide range of selection at drivenbystyle. That’s an increase of over 60lb. There is a great turbo how-to on ecotec forum written by a former member NJHK. I'm loving it! 08-10 SS Turbocharged General Discussion - Discuss the 2008 - 2009 Chevy Cobalt SS Turbocharged. zze, duz, pbx, iwe, ixb, fmc, rdz, zgn, jme, azb, njm, umx, awj, guj, tpy,