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AcDelco Air Temperature Sensor
Product ID: AcDelcoAirTempSensor

Details 

This is a "Genuine Brand New GM/AcDelco Air Temperature Sensor for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6
Price: $39.00

3 Inch Cold Air Intake Kit with Filter
Product ID: Air3InchColdAirKit

Details 

This is a GN1Performance "3" 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 fabricated 3 inch aluminum pipe, K&N air filter, and our custom mass air flow pipe. Also included are the hoses and clamps (please specify which mas airflow sensor you are running).
Price: $289.00

4 Inch Cold Air Intake
Product ID: Air4InchColdAirIntake

Details 

This is a GN1Performance "HUGE 4" COLD AIR INTAKE SYSTEM WITH MAF SENSOR" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. The kit includes a custom fabricated huge 4 inch aluminum pipe, 4" K&N air filter, and the ALL the hoses and clamps to work with your MAF sensor. Not shown in pictures, but you must modify your throttle body intake pipe and cut it in the center and mount your MAF sensor there. Please specify what size MAF you are running when purchasing so we can supply you witht he correct hoses.
 
***Please note, in order to run this large of a diameter intake pipe you will need to have the IAC sitting at a 45 degree angle. You can achieve this buy running the IAC Angle Boss adapter plate we sell, or running our 72mm TB which has the angle boss built into it.   
Price: $269.00

4 Inch Cold Air Intake Without MAF
Product ID: Air4InchColdAirIntakeNoMaf

Details 

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 includes a custom fabricated huge 4 inch aluminum pipe, 4" K&N air filter, and the hose and clamps. This is item is for buick owners who are running a stand alone fuel management system (fast, BIG stuff, etc)
 
***Please note, in order to run this large of a diameter intake pipe you will need to have the IAC sitting at a 45 degree angle. You can achieve this buy running the IAC Angle Boss adapter plate we sell, or running our 72mm TB which has the angle boss built into it.  
Price: $225.00

4 Inch Cold Air Intake System with 4 Inch MAF pipe
Product ID: Air4InchColdAirIntakewithMAFPIPE

Details 

This is a GN1Performance "4" COLD AIR INTAKE SYSTEM DESIGNED TO ACCEPT A 3.5 MAF SENSOR" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. The kit includes a custom fabricated huge 4 inch aluminum pipe, 4" K&N air filter, and the ALL the hoses and clamps to work with your 3.5" LS1 MAF sensor. The kit includes a 4" MAF pipe, a 4" straight hose, (2) 4"-3.5" reducer hoses to adapt your LS1 sensor, a 4" connector pipe, all the stainless heavy duty t-clamps necessary, and a 4" K&N Air Filter. 
 
***Please note, in order to run this large of a diameter intake pipe you will need to have the IAC sitting at a 45 degree angle. You can achieve this buy running the IAC Angle Boss adapter plate we sell, or running our 72mm TB which has the angle boss built into it.   
Price: $299.00

3" Inch K&N Air Filter
Product ID: Filter3.0InchAirFilter

Details 

This is a  "K&N 3" AIR FILTER" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6
Price: $65.00

3.5" Inch K&N Air Filter
Product ID: Filter3.5InchAirFilter

Details 

This is a  "K&N 3.5" AIR FILTER" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6
Price: $65.00

4 Inch K&N Air Filter
Product ID: Filter4InchAirFilter

Details 

This is a  "K&N 4" AIR FILTER" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6
Price: $65.00

3 Inch Aluminum Maf Air Flow Pipe
Product ID: Maf3.0InchAluminumMafAirPipe

Details 

This is a GN1Performance "3" ALUMINUM MAF AIR FLOW PIPE" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This item features a beautiful mild polished finish. It comes complete with hoses and clamps.

This item will not work with the factory air box. 

*Air filter is not included, but is available

Price: $85.00

3.5"  Inch Aluminum Maf Air Flow Pipe
Product ID: Maf3.5InchAluminumMafAirPipe

Details 

This is a GN1Performance "3.5" MAF ALUMINUM AIR FLOW PIPE" 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 pipe for your Buick Grand National, perfect for those who are running a 3.5" Mass Air Flow sensor. It comes complete with hoses and clamps. 

This item will not work with the factory air box.  

*Air filter is not included

*With this item you will have to adapt your air filter to the front side of your 3.5" MAF Sensor

***Please note, in order to run this large of a diameter intake pipe you will need to have the IAC sitting at a 45 degree angle. You can achieve this buy running the IAC Angle Boss adapter plate we sell, or running our 72mm TB which has the angle boss built into it.   

Price: $105.00

4 Inch Aluminum Maf Air Flow Pipe
Product ID: Maf4InchAluminumMafAirPipe

Details 

This is a GN1Performance " 4" ALUMINUM MAF AIR FLOW PIPE" for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This item features a beautiful high polished finish. It comes complete with hoses and clamps.

This item will not work with the factory air box.  

*Air filter is not included, but is available

***Please note, in order to run this large of a diameter intake pipe you will need to have the IAC sitting at a 45 degree angle. You can achieve this buy running the IAC Angle Boss adapter plate we sell, or running our 72mm TB which has the angle boss built into it.   

Price: $105.00

MAF Translator With LS1 Sensor
Product ID: MafandLs1Sensor

Details 

This is a "MAF TRANSLATOR BOX AND A LS1 MASS AIR FLOW SENSOR for a 1986 or 1987 Buick Grand National, T Type, Turbo T, or GNX 3.8 liter turbo V6. This kit helps you get rid of your stock Mass air flow sensor and increase  your air flow while being able to adjust it at the same time. The translator allows the factory computer to work with the new sensor along with giving you some more tuning capabilities such as Air fuel ratios.
Price: $489.00

MAF Sensor 3.5
Product ID: MAFsensor

Details 

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 properly
Price: $239.00

MAF Translator only
Product ID: MAFtranslator

Details 

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 discontinued factory unit. More flow better spool up and complete control over the fuel curve will be a nice upgrade from stock Current version 6.21
Price: $245.00



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