origionally posted by Shawndude:
An independent laboratory test was conducted on the Diesel Place forums on air filters. One can read further about all the details from the origin:
http://dieselplace.com/forum/forum_posts.asp?TID=10642&PN=1&TPN=1
For the MKIII application, it merely shows a correlation between filtering efficiency and airflow. Hopefully the results should not be surprising to anyone.
FILTER % Efficiency
AC Delco 99.93%
Baldwin 99.72%
No name filter 99.32%
AFE ProGuard 99.23%
WIX/Napa 99.03%
Purolator 98.73%
Amsoil, new style 98.63%
UNI 97.93%
K&N 96.80%
FILTER RESTRICTION in Inches of water ( 1 inch of water = 0.036 psi).
K&N 4.54
No Name filter 4.78
AFE Pro Guard 7 Panel 4.99
Purolator 5.05
WIX/Napa 5.06
UNI 5.40
Baldwin 5.71
Amsoil 5.88
AC Delco 6.23
An independent laboratory test was conducted on the Diesel Place forums on air filters. One can read further about all the details from the origin:
http://dieselplace.com/forum/forum_posts.asp?TID=10642&PN=1&TPN=1
For the MKIII application, it merely shows a correlation between filtering efficiency and airflow. Hopefully the results should not be surprising to anyone.
FILTER % Efficiency
AC Delco 99.93%
Baldwin 99.72%
No name filter 99.32%
AFE ProGuard 99.23%
WIX/Napa 99.03%
Purolator 98.73%
Amsoil, new style 98.63%
UNI 97.93%
K&N 96.80%
FILTER RESTRICTION in Inches of water ( 1 inch of water = 0.036 psi).
K&N 4.54
No Name filter 4.78
AFE Pro Guard 7 Panel 4.99
Purolator 5.05
WIX/Napa 5.06
UNI 5.40
Baldwin 5.71
Amsoil 5.88
AC Delco 6.23
