60% increase in core size than OEM Multiple air dividers cast into bot the hot /cold side endtanks for maximum air flow Custom designed liquid-to-air intercooler core Buy with no worry-12 months warranty Drop-in fit design for easy, quick plug-and-play installation Application: BMW M3 3.0L L6 GAS, 2015-2018 BMW M4 3.0L L6 GAS, 2015-2018 for BMW 15-18 M3(F80)/M4(F82/83) Multiple air dividers cast into bot the hot /cold side endtanks for maximum air flow Custom designed liquid-to-air intercooler core 60% increase in core size than OEM Left-Right, cross-flow, dual-pass core configuration with 2-stage water cooling for maximum efficiency and help minimize heat intake temperature Designed with 3D scanning to ensure precise fitment and maximum surface area "Drop-in fit" design for easy, quick plug-and-play installation Complete with OEM style "Quick-Connect" water Item Arrived Damaged? Aluminum intercooler is easy got damage during shipping, we offer full refund or replacement if your order arrived damaged. (Clear pics of damaged item and packing box is required before we resend or refund) Intercooler Leaking/Not Working after Installed? 12 Months warranty. (Clear pics of leaking details is required before we offer solution) Contact us if you have any question! Your message will be replied within 12 hours!