Thread: Rain.
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Old 08-15-2017, 06:54 AM   #2 (permalink)
cRiPpLe_rOoStEr
It's all about Diesel
 
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City traffic is indeed already bad for mileage, but at least the colder weather and the increase in air humidity make it safer to run leaner and overcome the NOx emissions issue usually associated to lean burn.
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