DNA Motoring BOITCL+PPCOBALT08BK Bolt-On Intercooler+Piping Kit [For 08-10 Chevy Cobalt SS Coupe Sedan 2.0L] High Performance Bar and Plate Turbo Racing Design Helps Reducing Engine Inlet Temperature; Increase 65% Air Flow comparing with other Standard Piping Allow More Horsepower at the Same Boost Level and Even More Power at the Higher Boost Level Direct Bolt-On Front-Mount Installation; Easy to Install Intercooler Size: 42"(L) X 7.75"(H) X 4"(W); Core Size: 26.25"(L) X 7.75"(H) X 4"(W); Inlet/Outlet: 2.75"/2.75"; 2.5" Piping Diameter with GS/GRS Type Blow Off Valve Port Insertion