10 of 10 Items
  • Aluminum Stock Up Pipe Replacement Aluminum Stock Up Pipe Replacement Aluminum Stock Up Pipe Replacement

    Aluminum Stock Up Pipe Replacement

    This is a GN1Performance "Stock Replacement Up Pipe" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This item is a great upgrade from the factory steel throttle body up pipe. It is polished 2.5"...

    $89.00
  • Intercooler Extreme Front Mount Intercooler Extreme Front Mount Intercooler Extreme Front Mount

    Intercooler Extreme Front Mount

    This is a GN1Performance "EXTREME FRONT MOUNT INTERCOOLER" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. Its custom hand built aluminum front mount intercooler with the bar and plate core. This...

    $749.00
  • Intercooler Super Extreme Intercooler Super Extreme Intercooler Super Extreme Intercooler Super Extreme

    Intercooler Super Extreme

    This is a GN1Performance "SUPER EXTREME FRONT MOUNT INTERCOOLER" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6.This SUPER EXTREME model is a custom hand built aluminum front mount intercooler that has...

    $749.00
  • Pipes Hoses and Clamps SE Intercooler Pipes Hoses and Clamps SE Intercooler

    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...

    $335.00
  • Precision 50mm  Blow Off Valve Precision 50mm  Blow Off Valve Precision 50mm  Blow Off Valve

    Precision 50mm Blow Off Valve

    This is a "Precison 50mm Billet Blow Off valve" .This is the solution you’ve been waiting for! Building upon its heritage as a one-stop shop, Precision Turbo & Engine (PTE) has designed, engineered, and manufactured the all-new PTE 50mm Blow...

    $269.00
  • Stock IC Hose Kit Stock IC Hose Kit Stock IC Hose Kit

    Stock IC Hose Kit

    This is a GN1Performance "Stock IC HOSE AND CLAMP UPGRADE KIT" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. Kit includes (2) 2.5" silcone hose (1) 2" silicone hose and (6) heavy duty t-clamps...

    $55.00
  • Stock Location Stretched Intercooler SLIC Stock Location Stretched Intercooler SLIC Stock Location Stretched Intercooler SLIC Stock Location Stretched Intercooler SLIC Stock Location Stretched Intercooler SLIC

    Stock Location Stretched Intercooler SLIC

    This is a GN1Performance "STOCK LOCATION STRETCHED INTERCOOLER" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This Intercooler features a newly designed 1 piece aluminum shroud! The Intercooler has 23...

    $699.00
  • Turbosmart Gen-V Race Port Blow-Off Valve Turbosmart Gen-V Race Port Blow-Off Valve Turbosmart Gen-V Race Port Blow-Off Valve Turbosmart Gen-V Race Port Blow-Off Valve Turbosmart Gen-V Race Port Blow-Off Valve

    Turbosmart Gen-V Race Port Blow-Off Valve

    This is a "Turbosmart Billet Blow Off Valve". The Turbosmart RacePort is famous for being an amazingly small and light BOV for turbocharged competition-level engines. Featuring our unique collar design and internal flow structures, it is 50% lighter and...

    $325.00
  • Twin Turbo Intercooler Twin Turbo Intercooler Twin Turbo Intercooler Twin Turbo Intercooler Twin Turbo Intercooler

    Twin Turbo Intercooler

    This is a GN1Performance "TWIN TURBO INTERCOOLER" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. Its custom hand built aluminum twin turbo intercooler with the bar and plate core. The core itself is 24x7x3. Overall...

    $599.00
10 of 10 Items