Powering the 2020 Tata Harrier is a BS6-compliant 2.0-litre Fiat-sourced Multijet diesel engine. In comparison to the outgoing version that produced 140bhp, the updated motor delivers 170bhp. The maximum torque remains same at 350Nm. The mill comes mated to a 6-speed manual gearbox, with an option for 6-speed torque convertor automatic transmission.