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Evolve S85 longtube exhaust headers

These Evolve longtube exhaust headers are designed for the high-revving BMW S85 V10 engine. Precision welding and equal-length runners promise better airflow and a ...
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S85 longtube headers by Evolve

We take a closer look at the Evolve Automotive longtube exhaust headers for the S85 V10 found in the E60 M5 and E63 M6. These manifolds are designed to improve flow, increase power, and bring out the ...