If you are looking for a cheap set of B-Pipes in the OEM configuration, my used set is up for grabs. These came off a 2006 Titan LE 4x4 so they have the secondary cats in them. There's approximately 80K on these. The shields are a bit worn, but the B-Pipes still work as designed.
From 2006 Titan LE 4x4.
Fits all Titans 2004-2006 (4x4).
Approx. 80,000 miles on B-Pipes.
One stud missing from rear flange.
Gaskets not included.
Bolts not included.
Nuts not included.
Studs not included.
O2 sensors not included.
Ebay auction price holds. Local pickup acceptable. Located in Northampton, PA.
Nissan Titan B-Pipes with Secondary Cats - ebay