Name: 4" Downpipe-Back Single Exhaust — Aluminized - ProFlow Performance
SKU: 431107
Price: 734.81 USD
Availability: InStock

4″ Downpipe-Back Single Exhaust — Aluminized

Fits 2001–2004 · LB7 6.6L Duramax

$734.81

Flo-Pro’s long-running 4-inch downpipe-back for early Duramax trucks — this fitment covers 2001–2004 LB7.

Description

Flo-Pro’s long-running 4-inch downpipe-back for early Duramax trucks — this fitment covers 2001–2004 LB7. Aluminized steel with a straight-through muffler.

Fits: GM Duramax LB7 6.6L Duramax 2001–2004

Specifications:
– Part #: Flo-Pro 431107
– Diameter: 4 inch
– Material: Aluminized steel
– Muffler: Straight-through, included
– Fitment note: Same Flo-Pro system also fits 2004–2007 LLY & LBZ
– Warranty: Flo-Pro factory warranty