Amazon.com: K&N Cold Air Intake Kit: High Performance, Increase Horsepower: Compatible with 2009-2013 Audi (A4, A4 Cabriolet, A4 Quattro) 2.0L L4, 69-9505T : Automotive
Amazon.com: Dual Radiator and Condenser Fan Assembly - Pacific Best Inc. Compatible/Replacement for AU3115107 02-05 Audi A4/S4 1.8L, 05-08 GEN 3/RS4 2.0L, 03-06 Cabriolet 1.8L, 07-09 Cabriolet 2.0L : Automotive
Amazon.com: Audi A4, capota completa para convertible con ventada de vidrio, fabricada con tela alemana A5 original, Jive : Automotriz
Audi TT, A5 Convertibles Could Be Replaced By A3-Based A4 Cabrio
Audi A4 (02-08) Haynes Repair Manual (Does not include information specific to diesel engine, S4 or RS4 model information. Includes thorough vehicle coverage apart from the specific exclusion noted): Haynes, Max: 9781563928376: