#1 – Lucas Fuel Treatment We did our best to research every brand and product on the market today, but discovered that there's still nothing that can beat Lucas. Unlike many of their competitors, their product can be used for both regular gasoline as well as diesel, and does wonders for both.
How many miles do LB7 injectors last?
Unfortunately, Duramax injectors are both expensive and difficult to reach in the engine compartment for replacement, which prompted GM to extend its injector warranty to 200,000 miles. The LB7 is otherwise a very reliable engine.Sep 7, 2015