Part Number Match: Directly corresponds to the 8E0837911M identifier listed in the product title for accurate selection. Position Specificity: Designed specifically for the front left outer door seal location as stated in the title. Vehicle Compatibility: Fits the A4 B7 model range explicitly mentioned within the provided product description text. Material Composition: Constructed from rubber material to match the equipment specification described in the title. Functional Purpose: Serves as a replacement door seal to restore the intended function of the vehicle door., Manufacturer: Htoqac