我以前看過這個測試

http://forums.nasioc.com/forums/showthread.php?t=1662838

the facts.
filter media

• Amsol 1.75" x 54"........Total filtering
  area = 94.5
   
• Fram 1.5" x 56.25".......Total filtering
  area = 84.38sq in
   
• Mobil 1" x 40.75".........Total filtering area = 40.75sq
  in
   
• Bosch 1.75 x 47.5........Total filtering
  area = 83.13sq in
   
• Subaru OEM 1.5" x 61"..Total filtering
  area = 91.5sq in

所有跟帖： 

• 回複：我以前看過這個測試 -soccer88- ♂ (121 bytes) () 09/29/2013 postreply 17:22:19

• 回複：回複：我以前看過這個測試 -soccer88- ♂ (121 bytes) () 09/29/2013 postreply 17:24:18

• Oil Filter還可以幹這個，查filter找到的 -soccer88- ♂ (99 bytes) () 09/29/2013 postreply 17:35:49

• good to know this usage :) -老生長談- ♂ (0 bytes) () 09/29/2013 postreply 18:03:21