Here are some recent particle counts people have posted:
2005 Toyota 1GR-FE, 11/06
4008 oil miles/19828 engine miles
Amsoil 5w-30, M1 EP Oil Filter, Denso Air Filter
ISO code (2)------15/12
ISO code (3)------15/15/12
>= 2 micron====631
>= 5 micron====233
>= 10 micron===64
>= 15 micron===25
>= 25 micron===5
>= 50 micron===0
>= 100 micron==0
2005 Toyota 3MZ-FE, 5/06
6885 oil miles/14958 engine miles
M1 5w30, M1 Oil Filter
ISO Cleanliness Code 16/13
>=2 micron=1186
>=5 micron=439
>=10 micron=121
>15 micron=47
>=25 micron=11
>=50 micron=1
>=100 micron=0
2003 Toyota 4.7L V8, 2/06
4830 oil mies/20206 engine miles
M1 5w30, Wix Oil filter, K&N Air filter
ISO Code was 16/15/13:
>2mu=883
>5mu=327
>10mu=90
>15mu=35
>25mu=8
>50mu=0
>100mu=0
2005 Toyota 3MZ-FE, 10/05
Castrol Start-Up 5w30, Toyota Oil Filter
3205 oil miles/8075 engine miles
>=2 micron=1565
>=5 micron=580
>=10 micron=160
>=15 micron=62
>=25 micron=14
>=50 micron=1
>=100 Micron=0
ISO cleanliness code 16/13
2004 Prius Hybrid, 9/06
M1 EP 5w30, Toyota Oil Filter
3500 oil miles, 18.5k engine miles
PARTICLE COUNT DATA
2 microns or less = 959
5 microns or less = 355
10 microns or less = 98
15 microns or less = 38
25 microns or less = 9
50 microns or less = 0
100 microns or less = 0
ISO Code = 16/12, “clean”
2005 Civic DX, 10/06
Havoline 5w20, OE Filtech Filter
10k oil miles, 20k engine miles
Particle Count
ISO Code (2) 14/10 clean
NAS 1638 Class 0
ISO Code (3) 14/13/11
>= 2 micron 252
>= 5 micron 93
>= 10 micron 25
>= 15 micron 10
>= 25 micron 2
>= 50 micron 0
>= 100 micron 0
2003 Ford 4.0L V6, 4/06
M1 EP 5w30, MC filter
5015 oil miles, 71397 engine miles
ISO Code (2) 14/11 clean
NAS 1638 Class 0
ISO Code (3) 14/14/11
>= 2 micron 303
>= 5 micron 112
>= 10 micron 31
>= 15 micron 12
>= 25 micron 2
>= 50 micron 0
>= 100 micron 0
2003 G35, 1/05
GC 0w30, M1 oil filter
5k oil mile/15k engine miles
PARTICLE COUNTS
Size of Particle Count
>=2 microns 757
>=5 microns 280
>=10 microns 77
>=15microns 30
>=25microns 7
>=50microns 0
>=100microns 0
2003 G35, 10/05
GC 0w30, M1 Oil Filter
6.5k oil miles, 36.5k engine miles
PARTICLE COUNTS
>=2microns 1060
>=5microns 392
>=10microns 108
>=15microns 42
>=25microns 10
>=50microns 0
>=100microns 0
2003 G35, 4/06
GC 0w30, K&N Oil Filter
4668 miles/50k engine miles
PARTICLE COUNT DATA
2 microns or less = 580
5 microns or less = 215
10 microns or less = 59
15 microns or less = 23
25 microns or less = 5
50 microns or less = 0
100 microns or less = 0
2003 G35, 6/06
GC 0w30, K&N Oil Filter
7100 oil miles, 53k engine miles
PARTICLE COUNT DATA
2 microns or less = 833
5 microns or less = 308
10 microns or less = 85
15 microns or less = 33
25 microns or less = 7
50 microns or less = 0
100 microns or less = 0
So, what conclusions can we draw from this data? Can it be said that the new M1 EP oil filter outperforms the older M1 oil filter? And the K&N oil filter performs equally, if not slightly better than the M1 EP oil filter?
Discuss...
2005 Toyota 1GR-FE, 11/06
4008 oil miles/19828 engine miles
Amsoil 5w-30, M1 EP Oil Filter, Denso Air Filter
ISO code (2)------15/12
ISO code (3)------15/15/12
>= 2 micron====631
>= 5 micron====233
>= 10 micron===64
>= 15 micron===25
>= 25 micron===5
>= 50 micron===0
>= 100 micron==0
2005 Toyota 3MZ-FE, 5/06
6885 oil miles/14958 engine miles
M1 5w30, M1 Oil Filter
ISO Cleanliness Code 16/13
>=2 micron=1186
>=5 micron=439
>=10 micron=121
>15 micron=47
>=25 micron=11
>=50 micron=1
>=100 micron=0
2003 Toyota 4.7L V8, 2/06
4830 oil mies/20206 engine miles
M1 5w30, Wix Oil filter, K&N Air filter
ISO Code was 16/15/13:
>2mu=883
>5mu=327
>10mu=90
>15mu=35
>25mu=8
>50mu=0
>100mu=0
2005 Toyota 3MZ-FE, 10/05
Castrol Start-Up 5w30, Toyota Oil Filter
3205 oil miles/8075 engine miles
>=2 micron=1565
>=5 micron=580
>=10 micron=160
>=15 micron=62
>=25 micron=14
>=50 micron=1
>=100 Micron=0
ISO cleanliness code 16/13
2004 Prius Hybrid, 9/06
M1 EP 5w30, Toyota Oil Filter
3500 oil miles, 18.5k engine miles
PARTICLE COUNT DATA
2 microns or less = 959
5 microns or less = 355
10 microns or less = 98
15 microns or less = 38
25 microns or less = 9
50 microns or less = 0
100 microns or less = 0
ISO Code = 16/12, “clean”
2005 Civic DX, 10/06
Havoline 5w20, OE Filtech Filter
10k oil miles, 20k engine miles
Particle Count
ISO Code (2) 14/10 clean
NAS 1638 Class 0
ISO Code (3) 14/13/11
>= 2 micron 252
>= 5 micron 93
>= 10 micron 25
>= 15 micron 10
>= 25 micron 2
>= 50 micron 0
>= 100 micron 0
2003 Ford 4.0L V6, 4/06
M1 EP 5w30, MC filter
5015 oil miles, 71397 engine miles
ISO Code (2) 14/11 clean
NAS 1638 Class 0
ISO Code (3) 14/14/11
>= 2 micron 303
>= 5 micron 112
>= 10 micron 31
>= 15 micron 12
>= 25 micron 2
>= 50 micron 0
>= 100 micron 0
2003 G35, 1/05
GC 0w30, M1 oil filter
5k oil mile/15k engine miles
PARTICLE COUNTS
Size of Particle Count
>=2 microns 757
>=5 microns 280
>=10 microns 77
>=15microns 30
>=25microns 7
>=50microns 0
>=100microns 0
2003 G35, 10/05
GC 0w30, M1 Oil Filter
6.5k oil miles, 36.5k engine miles
PARTICLE COUNTS
>=2microns 1060
>=5microns 392
>=10microns 108
>=15microns 42
>=25microns 10
>=50microns 0
>=100microns 0
2003 G35, 4/06
GC 0w30, K&N Oil Filter
4668 miles/50k engine miles
PARTICLE COUNT DATA
2 microns or less = 580
5 microns or less = 215
10 microns or less = 59
15 microns or less = 23
25 microns or less = 5
50 microns or less = 0
100 microns or less = 0
2003 G35, 6/06
GC 0w30, K&N Oil Filter
7100 oil miles, 53k engine miles
PARTICLE COUNT DATA
2 microns or less = 833
5 microns or less = 308
10 microns or less = 85
15 microns or less = 33
25 microns or less = 7
50 microns or less = 0
100 microns or less = 0
So, what conclusions can we draw from this data? Can it be said that the new M1 EP oil filter outperforms the older M1 oil filter? And the K&N oil filter performs equally, if not slightly better than the M1 EP oil filter?
Discuss...