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The Diamond Eye 4-inch aluminized catback exhaust kit for 2006–2007.5 Chevrolet and GMC 6.6L Duramax 2500/3500 models is a direct-fit single-exit system sized for all cab and bed lengths. Built using mandrel-bent tubing and precision fabrication, the kit reflects Diamond Eye's CNC-enabled manufacturing standards and provides a complete replacement with components matched for straightforward installation.
Diamond Eye KIT 4in Catback Single AL CHEVY/GMC 6.6L 2500/3500 2006-2007.5
