Soundcheck of 1998 Audi A4 1.8T. Modified resonator, sport air filter, BSR exhaust system and etc. Hi all just a little video showing how to replace the air filter on an Audi A4 1.8 2001….
Soundcheck of 1998 Audi A4 1.8T. Modified resonator, sport air filter, BSR exhaust system and etc. Hi all just a little video showing how to replace the air filter on an Audi A4 1.8 2001….
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