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- Big Rig World carries Genuine OEM and Aftermarket parts to repair your vehicle at the lowest prices.

Detroit^® is the industry-leading original equipment manufacturer of state-of-the-art engines, axles and transmissions specifically designed for integrated, optimized performance and efficiency inside Freightliner and Western Star Trucks. The Detroit^® product portfolio has expanded to include advanced safety systems and telematics, delivering a total trucking solution.