700+ BHP BMW M5 | Quantum Tuning
We recently had this BMW M5 on our dyno at Quantum HQ. RESULTS: 660 PS TO 745 PS | +13% PS 678 NM TO 845 NM | +25% …
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Genuine Parts for Ultimate Driving Pleasure
We recently had this BMW M5 on our dyno at Quantum HQ. RESULTS: 660 PS TO 745 PS | +13% PS 678 NM TO 845 NM | +25% …
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