Replacement Filter for High Flow AMM/Intake Assemblies - 2006-2010 BMW M5/M6 E60/E63/E64 Audi A7 C7 and sizes such as 18"

and sizes such as 18" or 19"

2 bolt design

but leave a lot to be desired when it comes to daily driving or driving on the track

Active Autowerke Air Filter (Some Models may use K&N)

Replacement Filter for High Flow AMM/Intake Assemblies - 2006-2010 BMW M5/M6 E60/E63/E64 Audi A7 C7 and sizes such as 18"Replacement air filter is sold individually. Two are required per car. E60 E63 E64 Replacement air filter for High Flow Air Mass Meter Intake Assemblies (D763 0044). This is for one filter, while two filters are required per car. Installation time for one filter is 0. 4 hours or 0. 8 hours for two filters (complete vehicle). Features Deep pleats in multi layered cotton for increased flow and superior filtration. Steel wire mesh providing strength and