Berrima Diesel ECU (Engine Control Unit) tuning your Motorhome or RV involves custom modification of the engine's software to optimise its performance, which can offer several key benefits, especially for a heavy vehicle used for travel and potentially towing . Here are the main benefits you can expect: 🚀 Improved Performance and Torque * **Significantly Increased Torque: The primary advantage for an RV is a substantial gain in engine torque (up to 35-40% in some cases, depending on the vehicle