CSF Cooling - Racing & High Performance Division BMW E46 M3 / E39 M5 Race-Spec Dual-Pass Oil Cooler (8032) 1670 no cutting or welding required

no cutting or welding required (Included wireless valve controller may require minimal wire splicing

Magnum Flow Pro Dry S Round Gray Air Filter (11-10035) by aFe

Multiple maps available for home flashing after initial installation

Upgrade to Boomslang Harnesses for the Emtron SL6 and transform your vehicle into a more powerful

CSF Cooling - Racing & High Performance Division BMW E46 M3 / E39 M5 Race-Spec Dual-Pass Oil Cooler (8032) 1670 no cutting or welding requiredBMW E46 M3 E39 M5 Race Spec Dual Pass Oil Cooler. CSF offers the best and most advanced Oil Coolers on the market. So when it comes to keeping your engine oil temps down as you push your E46 M3 E39 M3 hard on the street or track, a CSF Oil Cooler is the obvious choice. While the E46 M3 and E39 M5 come with a factory oil cooler, it was obviously not designed for high performance driving. Just a few minutes on the track quickly shows how inadequate the