AMS Performance BMW G8X M2/M3/M4 S58 Intakes

$999.95

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OVERVIEW

Unlock the full potential of your M2, M3, or M4 with the AMS Performance G8X S58 Air Intakes. Oversized cast aluminum turbo inlet elbows — up to 128% larger than stock — provide a direct, unobstructed path to the compressor wheels, while your choice of enclosed carbon fiber lids or an open-top configuration lets you tailor the look, sound, and airflow to your preference.

SPECS

Cast aluminum turbo inlet elbows up to 128% larger than stock
Choice of premium carbon fiber lids (magnetic fasteners for easy filter servicing) or open-top configuration with powder-coated trim and stainless hardware
Optimized ducting and silicone coupler geometry minimizes turbulence and pressure drop
Dry filter media for long-term reliability and easy maintenance
Independently tested by ECU calibrator Sam Barros on a 2023 M3 Competition xDrive: +86 whp peak gain over stock at 5900 RPM, averaging +66 whp above 5000 RPM
MAF-flowbench tested against OEM and two leading competitor intakes under identical conditions simulating ~600 whp S58 demand — factory intake showed -2.15 psi of depression (significant restriction), competitors only marginally better

PARTS INCLUDED

Cast aluminum turbo inlet elbows (pair)
Dry air filters
Carbon fiber lids (Carbon Lids variant) or powder-coated open-top trim (Open Top variant), per selection
Silicone couplers, clamps, and hardware