| | - The AFE Cold Air Intake System is custom-built for your Audi A4
- Increased airflow instantly boosts acceleration and overall engine power
- Stage 1: Replaces factory air box and air filter
- Stage 2: Replaces factory air box, air filter and intake tube
- AFE high-performance filters are completely cleanable and reusable
- Easy Installation uses common tools and takes less than half an hour
- AFE Air Intake Systems mount to factory holes—no drilling or other modifications required
- Your AFE performance filter carries a 1-year warranty; your Intake System boasts a Lifetime Warranty against defect
- Improved performance results in greater fuel efficiency
- More Horse Power and More Torque
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