Pipes Hoses and Clamps Extreme Intercooler This is a set of GN1Performance "EXTREME 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... MSRP: Was: Now: $335.00 Choose Options
Pipes Hoses and Clamps SE Intercooler 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... MSRP: Was: Now: $335.00 Choose Options
