Remap Nissan Navara 2.5 2012

Working on a Nissan Navara 2.5 188BHP remap today, on behalf of one of our dealers. Customer tows a fifth wheel trailer and is looking for more towing power and an improvement in fuel economy. Vehicle is fitted a new type of Denso ECU. Job involves removal of the ECU and bench programming, using programming jig with two different adapters.
Gains should be 28BHP increase and 80NM , fuel economy around 6%.