http://catalog.eautopartscatalog.com/mercedesshop/sophio/wizard.jsp?partner=mercedesshop&clientid=catalog.mercedesshop&baseurl=http://catalog.peachparts.com/&cookieid=1AC0K3S9E1KG1DBSBN&year=1999&make=MB&model=E-300DT-001&category=B&part=Air+Mass+Meter

These little sobs blow enough with the stock filter.

I wouldn't run a K&N these are not Mustangs MB put some money into good air flow with these cars.

With a turbo charged engine unless the air filter is really plugged the turbo will suck enough air through it.

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2016 Corvette Stingray 2LT
1969 280SE
2023 Ram 1500
2007 Tiara 3200