Intakes & Air Induction (18)

This is a GN1Performance "COLD AIR INTAKE" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. The kit includes a custom...

Move that IAC out of the way! The "Angle Boss" IACV Repositioning Block for the Buick GN, GNX, and 20th Anniversary Trans AM. Features: Replaces existing stock idle air control...

Replacement 3" Mass Air Flow Pipe for Turbo Buick 3.8L Grand National, T-Type, GNX Comes with all of the necessary hoses and clamps for installation.

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or...

Buick Turbo Intercooler Hose Kit The stock hoses are thin and blow off all the time. These heavy duty replacement units have a stock look shiny black outside with the...

Replacement 3.5" MAF Pipe for Turbo Buick Grand National, GNX, and T-Type 86-87 Comes with all of the necessary hoses and clamps for installation. If you require different hoses for...

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...

This is a GN1Performance "HUGE 4" COLD AIR INTAKE SYSTEM" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. The kit...