HKS Transfer Case Oil Cooler Kit - 2023+ Toyota GR Corolla DM4th Wastegate: Internal wastegate

Wastegate: Internal wastegate

This is an available add-on under each tune category

Please note that anodized parts may face fading over time due to engine bay heat

better heat resistance

based on Japanese-spec BRZ testing

HKS Transfer Case Oil Cooler Kit - 2023+ Toyota GR Corolla DM4th Wastegate: Internal wastegateIf you track your GR Corolla, you probably know about the cooling issues that the Transfer Case suffers from. Oil temps get hot, and you risk damaging components and putting the unit into "Limp Mode". The HKS Transfer Case Oil Cooler Kit is the solution to your cooling problems! It helps maintain lower oil temperatures, which in turn extend the oil's lifespan, and protects the unit from those higher temperatures under high load driving. Transfer Case: