With the 2007 release of the ISL G engine, the L Gas Plus is no longer available. Customers with the L Gas Plus will continue to be supported by the Cummins distributor and service network. The 8.9 litre L Gas Plus combines all the advantages of clean burning natural gas with power and torque for transit (40 foot, double deck, or articulated), heavy refuse compactor, refuse roll-off. and local distribution (heavy straight trucks as well as 4X2 tractors).

Cummins is redefining efficiency for customers in 2017 with the newest generation of its L Series engines. The Cummins L9 diesel for 2017 delivers outstanding productivity and the best power-to-weight ratio in its class. Proven reliability keeps your trucks on the road longer. Faster, more accurate service provides even greater uptime, and customers can expect up to 15 percent better fuel economy over the engines of the last decade.