034 Motorsport P34 Cold Performance Air Intake System 034-108-1023 for Audi B9 A4/A5 2.0 TFSI (MAF). P34 COLD AIR INTAKE SYSTEM FEATURES. Audi A5 2017-Present B9 2.0 TFSI. The result is a partially-enclosed airbox which uses the factory fresh air inlet duct and heat shield, while housing a massive 5″ inlet conical air filter, and a CNC-machined billet aluminum velocity stack feeding through the factory MAF sensor to a reinforced silicone turbo inlet pipe.
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