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MST Cold Air Intake System for BMW G80/G82 M3 & M4 S58 — Inlet Upgrade

28th Apr 2026

MST 2021+ BMW G80 G82 M3 M4 Competition S58 Cold Air Intake System + Inlet (BW-S5806)

Order Link: https://x-ph.com/mst-2021-bmw-g80-g82-m3-m4-competition-s58-cold-air-intake-system-inlet-bw-s5806/

Upgrade the performance and sound of your S58-powered BMW with the MST Cold Air Intake System + Inlet for the 2021+ BMW G80 M3 and G82 M4 Competition. Engineered to maximize airflow and minimize restriction, this high-performance intake system is designed to push the limits of your factory or tuned setup.

Featuring a massive 6-inch (152mm) dual high-flow filter design and enlarged turbo inlet, this intake system dramatically improves air volume and velocity while reducing pressure drop. The result is sharper throttle response, improved induction sound, and enhanced power potential across the rev range.

A precision laser-cut heat shield helps isolate intake temperatures by blocking engine bay heat, while the reusable high-flow filters offer long-term performance and easy maintenance. Designed for both stock and tuned vehicles, this complete intake and inlet package delivers a significant airflow upgrade for enthusiasts looking to maximize the performance of the S58 platform.

Features

  • 6-inch intake tube for improved airflow
  • Dual 6-inch high-performance air filters
  • Enlarged turbo inlet reduces restriction
  • Maximizes engine airflow efficiency
  • Laser-cut heat shield helps reduce heat soak
  • Improved throttle response and induction sound
  • Compatible with stock and tuned ECU calibrations
  • Reusable and serviceable high-flow filters
  • Designed specifically for the BMW S58 engine
  • Complete intake and inlet performance solution

Benefits

  • Increased airflow capacity over factory intake
  • Reduced intake restriction for improved performance
  • Enhanced turbo response and engine breathing
  • Aggressive intake sound under acceleration
  • Supports power gains for modified and stock vehicles

Vehicle Fitment

  • 2021+ BMW G80 M3 Competition (S58)
  • 2021+ BMW G82 M4 Competition (S58)

Transform the performance, sound, and airflow potential of your S58-powered BMW with the MST Cold Air Intake System + Inlet.