CSF Race Spec Dual Pass Oil Cooler - BMW E46 M3
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Designed, developed, and track proven in collaboration with BMW M3 tuning specialist and parts manufacturer, Rogue Engineering
Replaces OEM unit single-pass design and plastic shroud with a unique top/bottom dual-pass design for maximum surface area and flow.
“Drop-in fit” requiring no modifications to install. Accepts factory oil-line connections
Fully TIG-welded extruded-endtank design vs. OEM mechanically jointed and tack-welded design for superior reliability & durability
Fits precisely with the contour of the OEM bumper. No issues with aftermarket splitter attachement either
Turbulated heavy/duty bar/plate design for the most reliable & durable oil cooler available for the platform
8 rows of maximum cooling with a high density multi-louvered fin pitch design
Designed to work with OEM radiator brackets or CSF’s all-aluminum triple-pass radiator (CSF #7058)
Motorsport silver finish