Originally Posted by slacktide_bitog
Originally Posted by Triple_Se7en
For my GM applications, I would use a Puro over a Fram Ultra. Oil pressure and cold startup flow would improve.
Didn't GM change the bypass requirements recently? Does Purolator make new filters with the new bypass setting?
Because Wix does. And they even offer XP versions, too
I'm using an early Fram Ultra on my Duramax and it works just fine.
Originally Posted by Triple_Se7en
For my GM applications, I would use a Puro over a Fram Ultra. Oil pressure and cold startup flow would improve.
Didn't GM change the bypass requirements recently? Does Purolator make new filters with the new bypass setting?
Because Wix does. And they even offer XP versions, too
I'm using an early Fram Ultra on my Duramax and it works just fine.