Boost Tube Upgrade Kit 2012-2016 Chevy/GMC 6.6L Duramax LML (Red) Banks PowerOEM replacements for left and right side boost tubes with silicone couplers. With up to 105 percent greater flow area compared to stock, these better flowing intercooler tubes result in less boost pressure loss from the turbo to the intake manifold. This results in less work for the turbo, improving engine efficiency and power consistency. Banks hot and cold side Boost Tubes have up to 105 percent greater flow area than stock. Produced from high
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