Performance Air Filter for Mercedes Benz SLC SLK 100 200 300 Engines

Sharpen Your M274 Turbo Response: BMC High-Flow Performance Filter for R172 SLC & SLK

Who It’s For: Engineered for Mercedes-Benz R172 owners running the M270 and M274 turbocharged powerplants who want to eliminate the "breathless" feeling during peak boost.

The Symptom: The factory intake system on your Mercedes SLC or SLK is built around a thick, restrictive paper filter designed primarily for noise suppression. While it keeps things quiet, it creates significant parasitic drag on the turbocharger’s ability to pull in fresh air. As you climb into the higher RPM range, this restriction causes a drop in intake pressure, making the car feel sluggish when you’re trying to execute a quick pass or enjoy a spirited canyon drive.

The Engineering Fix: This BMC performance filter replaces that restrictive paper element with multi-layered cotton gauze saturated in low-viscosity oil. By utilizing a "Full Moulding" production process, we eliminate welded joints that can fail over time, ensuring a perfect seal within your factory airbox. The physics are simple: by increasing the surface area and reducing the density of the filtration media, we allow for a higher volume of oxygen-rich air to reach the combustion chamber, improving throttle snap and turbo spool timing.

Why Mechanics Choose BMC for the R172 Platform

• Enhanced Filtration Efficiency: While OEM filters stop particles at 10 microns, this system filters down to 7 microns without sacrificing flow velocity.
• Induction Clarity: You’ll notice a more defined turbo spool sound under heavy acceleration, giving your Mercedes a more purposeful, mechanical character.
• Lifetime Durability: Unlike disposable paper filters that end up in a landfill every service interval, this epoxy-coated alloy mesh unit is fully washable and rechargeable.

Technical Specifications

Compatibility & OEM Reference

Fits the Following Vehicles:

• Mercedes-Benz SLC (R172) SLC 180 (156 HP) - Year: 2016 > (Chassis 172431)
• Mercedes-Benz SLC (R172) SLC 200 (184 HP) - Year: 2016 > (Chassis 172434)
• Mercedes-Benz SLC (R172) SLC 300 (245 HP) - Year: 2016 > (Chassis 172438)
• Mercedes-Benz SLK (R172) SLK 200 (184 HP) - Year: 2015 > 2016 (Chassis 172434)
• Mercedes-Benz SLK (R172) SLK 300 (245 HP) - Year: 2015 > 2016 (Chassis 172438)

Interchange Part Numbers:

FB838/01, 172431, 172434, 172438

The Performance Promise

Buy with confidence. This is an authentic BMC Air Filter, the same engineering pedigree found in Formula 1 and GT3 racing teams globally. Backed by our shop’s commitment to technical excellence and fast shipping.