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The Exergy XRG 500% over injector set is a new high-flow injector kit with internal modification, calibrated at 500% over stock flow for Duramax LBZ 6.6L engines. Supplied as a set of eight for 2006–2007 Chevrolet Duramax 6.6L LBZ applications, these injectors are intended for extreme fueling needs and should be used with appropriate fuel system upgrades and tuning to ensure reliable operation.
Exergy 06-07 Chevrolet Duramax 6.6L LBZ New 500% Over Injector w/Internal Modification - Set of 8
