quote:Originally posted by GeeAea:
I'd probably put the PureOne at being a one year filter with a 15k limit. I'd put M1 in the same bracket.
To clarify on different brand/rebranded filters:
http://www.300cforums.com/foru...lters-dissected.html
Purolator is owned by Bosch by the way.
I was surprised to see M1 = K&N.
NAPA Gold = WIX.
Mopar = Purolator Premium.
STP = SuperTech.