6 of 6 Items
  • SE Headers SE Headers SE Headers SE Headers SE Headers

    SE Headers

    This is a set of GN1Performance "SE HEADERS" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6.They feature HUGE ports. These headers are only available in none polished raw stainless finish. They are complete...

    $699.00
  • KB4 4 Bolt Stainless Steel Headers KB4 4 Bolt Stainless Steel Headers KB4 4 Bolt Stainless Steel Headers

    KB4 4 Bolt Stainless Steel Headers

    This is a set of GN1Performance "KB-4 HEADERS" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6.The difference between these and the regular "KB Headers" is a 4 bolt flange rather than a 3 bolt. They...

    $750.00
  • KB Stainless Steel Headers KB Stainless Steel Headers KB Stainless Steel Headers KB Stainless Steel Headers KB Stainless Steel Headers

    KB Stainless Steel Headers

    This is a set of GN1Performance "KB HEADERS" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6.They feature HUGE ports and are welded all the way around each tube! These headers are only available in none...

    $699.00
  • Header Clamps Header Clamps

    Header Clamps

    This is a pair of 2.25" heavy duty header clamps. These work on aftermarket headers only. Replace your old clamps with new ones as a good insurance for them not to break on you.

    $59.00
  • Copper Header Gaskets

    Copper Header Gaskets

    This is a set of "COPPER HEADER GASKETS" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. Clean, flat surfaces are essential to a good seal and the best way to seal a exhaust is with Copper exhaust gaskets.

    $59.00
6 of 6 Items