This is a set of GN1Performance "SE Intercooler Pipes" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This combo feature Mandrel bent 3" polished aluminum pipes with heavy duty silicone hoses and clamps.

• Please specify what size throttle body and turbo outlet you have when purchasing.