This pack delivers an authentic recreation of the iconic 12.7L Series 60, featuring the FGT turbo wastegate working in harmony with stock, muffled rear pipes for that deep, resonant exhaust tone. Spec’d for fleet usage, this engine comes with a 2-stage Jake Brake, offering a controlled yet unmistakable braking sound that’s a staple of highway haulers.
*Precision Crafted Engine Sounds
*Full RPM Spectrum
*Engines: Includes the 330, 380, 425, 455, and 500HP engines, with handcrafted torque curves by David Steele.
*Convoy, ZAF Ready
