16 of 16 Items
  • Triple Spal Fans Relay Harness System

    This is a "Gn1Performance Triple Spal Fans Relay Harness" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. THIS IS A DIRECT PLUG AND PLAY ITEM! The harness has the correct plugs to plug right into your factory harness...

    $169.00
  • Powermaster 200amp Alternator Powermaster 200amp Alternator Powermaster 200amp Alternator Powermaster 200amp Alternator

    Powermaster 200amp Alternator

    This is a "Powermaster 200 AMP Alternator" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This high output alternator is a direct fit and puts out 200amps. It features a heavy duty bearing, excellent idle output, and...

    $349.00
  • IAC Connector Splice

    IAC Connector Splice

    This is a "IAC Connector Splice" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This item replaces old damaged OEM IAC connectors. Simply clip the old connector and splice the wires into your factory wires. 

    $22.00
  • TPS Connector Splice

    TPS Connector Splice

    This is a "TPS Connector Splice" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This item replaces old damaged OEM IAC connectors. Simply clip the old connector and splice the wires into your factory wires.

    $22.00
  • G7 Double Pumper Fuel Pump Wiring Harness

    G7 Double Pumper Fuel Pump Wiring Harness

    This is a Racetronix "Fuel Pump Wiring Harness HD for Double Pumper fuel pumps" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This is used for the Racetronix G7X 510LPH QD E100 and the Racetronix G7X 725LPH QD E100...

    $235.00
  • Complete Engine Harness

    Complete Engine Harness

    This is a Caspers "Complete 86/87 Engine Wiring Harness" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. "Complete 86/87 Engine Wiring HarnessThis engine harness is OEM design with improvements made to certain...

    $1,295.00
  • MAF Translator only

    MAF Translator only

    This is a "MAF TRANSLATOR BOX " for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. The Buick translator will allow the user to upgrade to the much better late model GM MAF sensor and replace the now...

    $245.00
  • MAF Sensor 3.5

    MAF Sensor 3.5

    This is a "MAF Sensor" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This is a 3.5 Maf Air folow sensor to allow the most airflow possible. Please note, this MAF sensor requires a translator to function...

    $239.00
  • Dual Spal Fans Relay Harness System

    Dual Spal Fans Relay Harness System

    This is a "Dual Spal Fans Relay Harness System" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This harness is setup for dual Spal fans and features heavy duty relays, wiring, and a 5 second delay for the...

    $129.00
  • Cam Sensor Cap with LED Timing Light Cam Sensor Cap with LED Timing Light Cam Sensor Cap with LED Timing Light

    Cam Sensor Cap with LED Timing Light

    This is a "CAM SENSOR CAP WITH LED TIMING LIGHT" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This Cap provides a simple and accurate procedure to set the required 25 degree ATDC cam sensor signal...

    $85.00
  • Battery Hold Down Bracket

    Battery Hold Down Bracket

    This is a "BATTERY HOLD DOWN BRACKET" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This aftermarket battery hold down fits perfect and looks great.

    $36.00
  • Polished Aluminum Battery Cover

    This is a GN1Performance "Polished Aluminum Battery Cover with engraved power 6 logo" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This cover features a brilliant high polished finish with a power 6 logo...

    $199.00
16 of 16 Items