Custom Diesel Tuning: Is It Still Alive in Today’s World?

The roar of modified diesel engines, once a familiar rumble on our roads, is gradually fading into a quieter hum. With increasingly stringent local and federal emissions regulations, truck enthusiasts are left to poThe roar of modified diesel engines, once a familiar rumble on our roads, is gradually fading into a quieter hum. With increasingly stringent local and federal emissions regulations, truck enthusiasts are left to po