aFe

aFe Mach Force-Xp 3in 409 Stainless Downpipe 2011-2015 GM 6.6L Duramax LML

SKU: afe49-44095 UPC: 802959601426
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

$457.00
-16% $547.13 $457.00
New

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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

This aFe POWER turbo downpipe is engineered to outflow and outperform the restrictive, factory downpipe on the 2011 - 2015 GM Truck with V8-6.6L (td) engine. This aFe Mach Force-Xp 3in 409 Stainless Downpipe is listed for the 2011-2015 Silverado/Sierra HD 6.6L Duramax LML.

Key Features

  • The mandrel bent, stainless steel tubing offers smoother transition bends for increased airflow, delivering quicker turbo spool times.
  • CNC machined V-band inlets and outlets ensure a factory style, 360-degree sealing surface.
  • Both inside and outside surfaces of the downpipe are ceramic coated to reduce EGT's even in the most extreme environments.

Fitment

  • 2011-2015 Silverado/Sierra HD 6.6L Duramax LML
  • Vendor application: GM Diesel Trucks 11-15 V8-6.6L (td) LML

Product Details

  • Brand: aFe POWER
  • Manufacturer Part Number: 49-44095
  • Product Line: MACH Force-Xp
  • Product Type: Downpipe
  • Emissions: CARB EO D-550-45

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: 10.0

Shipping Length: 24.0

Shipping Width: 10.0
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.