HKS Transfer Case Oil Cooler Kit - 2023+ Toyota GR Corolla DM4th corrosion-resistant material designed for long-term

corrosion-resistant material designed for long-term use

Check clearance to the bumper cover

based on Japanese-spec BRZ testing

(2) Steel Small Fender Mounting Brackets

Wastegate: Internal wastegate

HKS Transfer Case Oil Cooler Kit - 2023+ Toyota GR Corolla DM4th corrosion-resistant material designed for long-termIf 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: