4'” and 5'” Downpipe-Back exhaust 2001-2007 LBZ LLY LB7

*Race and off-road use only* 

Unlock your LBZ LLY LB7 6.6 Duramax's true potential with this high-performance DPF delete pipe. Our precision-engineered solution eliminates restrictive factory filters, dramatically reducing exhaust gas temperatures (EGTs) while improving turbo spool-up and throttle response. The mandrel-bent construction ensures maximum flow efficiency, helping your diesel breathe easier. Perfect for off-road enthusiasts seeking better power delivery and reduced maintenance hassles.