Product Description
Discontinued original NOS GM stock breather filter for 1986-1987 Vin 7 Buick Grand National, Turbo Regal, and 1987 GNX.
This is a genuine GM part, NOT AFTERMARKET. The heavy duty filter element of this genuine GM breather filter is 2-3 times thicker than any aftermarket filters available.
This genuine GM part will be shipped in its original box as shown.
**PLEASE READ** DONT GET SCAMMED! This part has been discontinued by GM for over 10 years. The only way GM ever sold this part was was in the GM box as pictured. Any other vendor selling a "(NEW GM) Filter is GM part number 557240" without the GM box is selling you a cheap aftermarket version and misrepresenting it as "(NEW GM) Filter is GM part number 557240".
