Mishimoto Baffled Oil Catch Can Kit — F80/F82 M3 & M4

Mishimoto Baffled Oil Catch Can Kit — F80/F82 M3 & M4

by Mishimoto

$260.32
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Key Features

  • 50-micron bronze filter and internal baffle aggressively separate oil from crankcase vapors
  • CNC-machined lid with oversized ports matches factory CCV hose inner diameter exactly
  • Direct-fit billet aluminum mounting bracket installs with zero engine cover modifications
  • 3/4" aluminum barb fittings included — no sourcing additional hardware
  • Permanently traps blow-by rather than recirculating contaminants back into the oil pan
  • Backed by Mishimoto's industry-leading Lifetime Warranty

Product Details

Brand
Mishimoto
Part #
MMBCC-F80-15CBE
ASIN
B085SQQDPV

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Mishimoto Baffled Oil Catch Can Kit — F80/F82 M3 & M4 — Overview

The Mishimoto Baffled Oil Catch Can Kit is purpose-built for the F80 M3 and F82 M4, targeting one of the S55's most well-documented vulnerabilities: oil blow-by contaminating the intercooler, intake tract, and VANOS system. At its core is Mishimoto's patent-pending 2-Port Compact Baffled Oil Catch Can, which combines a 50-micron bronze filter with an internal baffle to achieve a level of vapor separation that a simple inline can simply cannot match. The result is cleaner charge air, preserved octane levels, and a meaningfully reduced risk of detonation caused by oil-fouled intake surfaces.

Engineering details matter here. The CNC-machined lid features inlet and outlet ports sized to match the inner diameter of the factory CCV hose, eliminating any flow restriction that could compromise crankcase ventilation. Two 3/4" aluminum barb fittings connect the direct-fit hoses to the can securely and cleanly. The included direct-fit billet aluminum mounting bracket positions the catch can in a serviceable location within the engine bay, and critically, neither hose requires any modification to the factory engine cover — this is a true bolt-on installation.

What separates this kit from air-oil-separator systems is philosophy: Mishimoto's catch can does not recirculate collected blow-by back into the oil pan. The contaminants — low-octane oil vapors, contaminated fuel vapors, moisture — are trapped permanently and drained during routine service intervals. Once you see what accumulates inside the can after a few thousand miles, the case for keeping it out of your engine becomes obvious.

For S55 owners treating their M3 or M4 as the serious performance machine it is, this catch can kit represents straightforward, high-value engine protection. Every kit ships with Mishimoto's Lifetime Warranty, covering daily drivers and dedicated track builds equally.