CSF Oil Cooler for BMW E30 M20 Engine with -10 AN Line Fitment Kit

CSF Oil Cooler for BMW E30 M20 Engine with -10 AN Line Fitment Kit Direct-fit upgrade engineered with CA Tuned for a seamless replacement of the aged OEM E30 oil cooler. Designed to drop in without modification, it restores reliability while improving performance and serviceability. Improved cooling — rugged bar-and-plate core increases heat dissipation and stability under track or street use. -10 AN fitment kit included — replaces corroded OEM rubber and hardline fittings with modern, easy-to-source AN plumbing for leak-free connections and simplified maintenance. Variable inlet/outlet options — flexible installation for different hose routing and mounting scenarios. Durable construction — premium materials and build quality deliver long life and resistance to vibration, corrosion, and thermal cycling. Better fluid dynamics — optimized flow reduces pressure drop while improving cooling efficiency for the M20 engine. This CSF oil cooler is ideal for restorations, performance builds, or any BMW E30 owner seeking a reliable, high-performance OEM replacement. Gain peace of mind with modern connections, superior cooling capacity, and proven durability tailored to classic German engineering.