aFe

aFe Cat-Back 4in 5in Tip Polished Long Bed 20-26 Silverado/Sierra 6.6L Duramax

SKU: afe49-44123-P UPC: 802959603666
Backordered – call for lead time

⚠ Call for Availability

Expected ship time: usually within 24–48 hours; some vendor items may take longer.

Call: (503) 235-1947 | Email Us: info@dfispdx.com

$750.00
-7% $802.14 $750.00
Heavy Item This item ships by freight. Shipping isn't calculated at checkout — we'll contact you with a freight quote after your order is placed.

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Verified Fitment & Application Support

This product is selected for proper fitment and compatibility with the listed engine application. Our team is available to assist with fitment questions, installation considerations, and supporting components to ensure a smooth install and reliable performance.

Got Questions? Feel free to email us or call us at (503) 235-1947

The aFe Apollo GT Cat-Back Exhaust System (part number 49-44123-P) is engineered as a direct-fit upgrade for the 20-26 GM Silverado/Sierra 6.6L Duramax Reg Cab/Long Bed, Ext Cab/Short Bed, or Crew Cab/Long Bed.

Vehicle Fitment

  • 20-26 GM Silverado/Sierra 6.6L Duramax Reg Cab/Long Bed, Ext Cab/Short Bed, or Crew Cab/Long Bed

Features & Benefits

  • 4in mandrel-bent 409 stainless steel piping
  • Single 5in tip
  • Polished tip finish
  • Direct-fit installation, no cutting or drilling required

Specifications

  • Brand: aFe POWER
  • Manufacturer Part Number: 49-44123-P
  • SKU: afe49-44123-P
  • Product Line: Apollo GT
  • Part Type: Cat-Back Exhaust System
  • Material: 409 Stainless Steel
  • Pipe Diameter: 4in
  • Outlet Configuration: Single
  • Tip Finish: Polished

Always verify aFe POWER part number 49-44123-P against your vehicle's year, engine, and configuration before ordering.

Orders typically ship within 24–48 hours of being received, but because of vendor shipping times some orders may take longer. We ship within the United States only (48 contiguous states plus DC).

Shipping Height: 12.3

Shipping Length: 46.5

Shipping Width: 23.6
California Emissions (CARB)
Not legal for sale or use on pollution-controlled motor vehicles in California or other states that adopt California emissions standards. For off-road and competition use only.
California Proposition 65
WARNING: This product can expose you to chemicals that are known to the State of California to cause cancer and/or reproductive harm. For more information, visit www.P65Warnings.ca.gov.