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The Wagner Tuning competition intercooler kit is built for Audi S4 B9 and S5 F5 US‑model applications. Offered as a competition‑grade intercooler solution, the kit replaces the factory heat exchanger to provide a higher‑capacity charge cooling option tailored to those Audi models, presented as a vehicle‑specific upgrade for improved thermal control in high‑demand use.
Wagner Tuning Audi S4 B9/S5 F5 US-Model Competition Intercooler Kit
