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The Exergy XRG 300% over injector set provides 300% more fuel flow for 2006–2007 Chevrolet Duramax 6.6L LBZ applications. Supplied as a set of eight new injectors with internal modification, these very high-flow units are intended for extreme fueling scenarios on heavily modified diesels while maintaining factory-style fitment and serviceability for LBZ Duramax engines.
Exergy 06-07 Chevrolet Duramax 6.6L LBZ New 300% Over Injector w/Internal Modification - Set of 8
