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aFe LARGE Bore HD Exhausts Cat-Back SS-409 EXH CB GM Diesel Trucks 06-07 V8-6.6L (td) LLY/LBZ
MPN 49-14002 · Store SKU afe49-14002
Supplier stock checked 11/7/2026, 2:13:46 PM UTC. Adding a part does not reserve it.
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Product details
The Large Bore HD Performance Cat-Back exhaust features 4" 409 stainless steel tubing with smooth curves and increased size to help remove restriction and keeps exhaust gasses flowing smoothly. The OE style band-clamps and bayonet style hangers make sure this system installs cleanly and easily. You will see increased performance and lower EGTs from this system. This system does not come with a tip. Large Bore-HD 4 IN 409 Stainless Steel Cat-Back Exhaust System w/o Tip GM Diesel Trucks 06-07 V8-6.6L (td) LLY/LBZ Large Bore-HD 4 IN 409 Stainless Steel Cat-Back Exhaust System w/o Tip LARGE Bore HD Cat-Back SS-409 System
Manufacturer fitment & guides
Check 49-14002 against the manufacturer’s application information below.
Part-specific notes
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y