Auto Barn
Est. 1957
aFe LARGE Bore HD Exhausts Cat-Back SS-409 EXH CB GM Diesel Trucks 01-05 V8-6.6L (td) LB7/LLY
aFe
aFe

aFe LARGE Bore HD Exhausts Cat-Back SS-409 EXH CB GM Diesel Trucks 01-05 V8-6.6L (td) LB7/LLY

$660.00

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This aFe cat-back exhaust uses 4" 409 stainless steel tubing to improve exhaust flow and lower EGTs on your 2001-2005 GM 6.6L Duramax.

Key Features

  • 4-inch diameter tubing — Made from 409 stainless steel for good corrosion resistance and improved exhaust flow.
  • Reduced restriction — Smooth bends and larger diameter help exhaust gases exit the engine more efficiently.
  • Lower EGTs — Improved exhaust flow helps keep engine temperatures down, especially under load.
  • Easy installation — Uses factory-style band clamps and bayonet hangers for a clean, straightforward fit.
  • No tip included — This system is designed to connect to your existing tailpipe or a separately purchased tip.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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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.

Description

  • Large Bore-HD 4 IN 409 Stainless Steel Cat-Back Exhaust System w/o Tip
  • LARGE Bore HD Cat-Back SS-409 System

Specifications

Brand
aFe
Manufacturer Part #
49-14001
UPC
802959490464

Frequently Asked Questions

aFe LARGE Bore HD Exhausts Cat-Back SS-409 EXH CB GM Diesel Trucks 01-05 V8-6.6L (td) LB7/LLY

$660.00