1970 BUICK GS 400 - RAM AIR PLASTIC INTAKE PARTS Click on the image above to view all images for this vehicle. Click the picture to see additional photos THIS IS AN ORIGINAL SET OF PLASTIC INTAKE SEALS FOR A 1970 GS 400, THEY WILL ALSO FIT A GS350. Every Restored Vehicle comes with our Drive Train "Plus" Warranty when purchased at our asking price. Regular price: $0.,0.00