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Metal on metal internals and a greasable design for maximum longevity and noise-free operation
Single Exit
Improves Power
Reduces rear-end kick in rough terrain
Banks Power Boost Tube Upgrade Kit For 04.5-09 6.6L Duramax 2004-5-2005-6-6l-lly-duramax Metal on metal internals andBanks Power Boost Tube Upgrade Kit For 2004. 5 2009 Chevy GMC 6. 6L Duramax Banks boost tube is larger than the factory pipe and designed to work with the stock elbow and intercooler to improve airflow, and allow the turbocharger to spool up faster. Banks cold side tube has 65% greater flow area than stock tube. Produced from high quality aluminized steel, the tube is mandrel bent and constant diameter. This allows for quicker turbo spool. Better
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