The numbers of vehicles on the roads is continuously increasing all over the world. These vehicles have become essential for performing the everyday functions. On the other hand due to these rapidly increasing numbers of vehicles the rate of carbon emission has also increased up to an alarming extent. Carbone emission has become one of the most concerning issue for the world. High rate of carbon emission is badly damaging the environment of the world. Carbon emission is not the only concern associated with the increasing numbers of vehicles because fuel consumption is also a big issue. Therefore it is essential and integral to develop such connecting part which not only create control the carbon emission but also minimize the consumption of fuel. Considering all the above mentioned issue connecting optimization rod is the best possible solution for all the issues. The connecting rod optimizing is newly introduced by Mahle Company. In this video we learn about the connecting rod mass optimization, development and design process and validation of connecting rod. Power train designers are progressively investigating the new methods for the advancement of the efficiency of engine with the help of friction and mass reduction by using advanced designs and high strength materials. A key contributor to the resistance of an engine is the mass of its power cell unit (PCU). It consists of the connecting rod, piston, piston rings and conrod bearings. The mechanical efficiency of the engine can be enhanced by reducing the mass of these components. The basic purpose of introduced the connecting rod is to reduce the connecting rod mass, reducing the fuel consumption and it also reduce the component cost. The connecting rod improves the engine performance and fuel budget. Power cell unit supplier newly accomplished a project with the purpose of show the benefits of the ultra – lightweight connecting rod. In the event that the mass will be lessened the conrod can likewise be diminished in taken a toll with the assistance of material use.The Mahle design for the Chrysler is 3.6 – L V6 reached an important 27% mass decreasing, by reducing the mass from 548 to 400 g (19.3to 14.1 oz). The material required for the associating bar idea required uncommon material attributes and furthermore great machinability and the warmth treatment are additionally not required. In the shank, 1 – beam design is used with a 4:1 ratio. The web width of the bar is 2.3 mm (0.09 inch) and the span of edge is 1.5 mm (0.06 inch) which is least as contrast with the current fashioning process confinements. The shaft segment change into a major end shut jolt openings to diminish bore bending, increment the drag lodging uprightness and to expel the score from the gap. By testing the durability of Mahle design they exceed their expectations in terms of bearing wear and fatigue strength. The most critical thing is the plan of Mahle meets the assembling necessities volume generation of machining and producing. In short the connecting rode is more advantageous for the engines and whole vehicles as well for environment also.