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Product Name: Doctor Diesel USA DDP Cold Side Intercooler Boost Tube Upgrade Kit 17-19 Chevy GMC 6.6L Duramax Diesel L5P Manufacturer: Doctor Diesel USA Manufacturer Part #: DD-437 Fitment Applications: 2017-2019 GM L5P 6.6L Duramax Diesel The Doctor Diesel USA 3.5" High Flow Passenger (Cold) Side Intercooler Pipe for 2017-2019 L5P 6.6L Duramax equipped Chevrolet Silverado or GMC Sierra 2500 / 3500 HD truck replaces the factory plastic two piece pipe with a high flow, 14 ga. aluminum one piece 3...

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