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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13
**Pictured is a polished cover
Manufacturer's Part Number: TW-610S
7L 4" Cat & DPF Race Pipe w/ Muffler (421032)
There are several connectors available depending on your original connector
2001-2004 Duramax LB7 Injection Line (AP63723) 2005 - 2006 GM Turbochargers **Pictured is a polished cover2001 2004 GM Injection Line AP63723 The LB7 Duramax's are notorious for injector failure due to a design flaw of the original injectors. Further, it was very common that when these injectors failed, failure would soon occur immediately after, and it was determined that it was due to corrosion build up in the injector lines that simply needed to be replaced ANYTIME the injectors are replaced. This injector line is a direct replacement and will fit
US$ 179.00
US$ 29.97