This Air Filter is a genuine Bosch part, designed to fit various compatible vehicle models. It features a filter insert type with dimensions of 291 mm in length, 70 mm in height, and 176.5 mm in width. The part number for this air filter is 5Q0129620B. It is a direct replacement for several part numbers from various manufacturers including Mann-Filter (C30004, C30005) and Knecht (LX3502, LX3503). Compatible vehicles include Skoda Octavia Mk3 and Mk4, VW Tiguan, VW Passat B8, and Audi Q2, for models from 2012 onwards with engine sizes 1.8, 2.0, 1.6D, and 2.0D. Please use the make model tool to ensure fitment for your specific vehicle. If unsure, please contact us.