It is nice, but it only replaces your manifold, and keeps the factory down pipe.  
IMO it is over priced, and if it was me I would get the pacesetter ceramic coated.
-Aaron
www.TurboTechRacing.com

Performance Parts For Cavalier, Sunfire, Cobalts and More!!!
 
Their exhaust can be "raspy" install a resonator you will like it a lot better.  IMO their headers (Pacesetter) are the best value header for the cavalier/sunfire.
-Aaron
www.TurboTechRacing.com

Performance Parts For Cavalier, Sunfire, Cobalts and More!!!
 

 Glad we could help ya.
-Aaron
www.TurboTechRacing.com

Performance Parts For Cavalier, Sunfire, Cobalts and More!!!