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49-44128-P AFE 3" DPF Back Exhaust - Stainless Silverado/Sierra 2020-2021

SKU: AFE49-44128-P
Mftr. Part#: 49-44128-P
UPC: 802959603840
Manufacturer: AFE Power
AFE's 3" DPF (Diesel Particulate Filter) Back exhaust kit with T409 stainless steel construction. Designed for your 2020-2021 GM/Chevy Silverado/Sierra 3.0L Duramax truck. This kit also comes with a T304 polished stainless exhaust tip.

PRODUCT DETAILS (click to expand)

Mftr. Part#49-44128-P
Weight (lbs.):50.00 lbs.
Dimensions:12.00" x 47.00" x 24.00"

PRODUCT SPECS (click to expand)

Attribute nameAttribute value
Truck Type/ModelDuramax
Truck FamilyGM Silverado/Sierra LM2 2020-2021
FinishStainless Steel (409)
Includes Tip(s)Yes
Exhaust TypeDPF-Filter Back


Heavy duty large-bore 409 Stainless steel AFE's exhaust systems offer strength and durability with a stylish look. This DPF-back exhaust system is constructed of 4" mandrel-bent 409 stainless steel tubing. Utilizing a factory style flange and hangers this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation. A true mitered merge is used to decrease turbulence and increase exhaust velocity resulting in increased horsepower, torque and improved throttle response, this system is designed with Intercooling tailpipes, to reduce exhaust gas temperatures at the tailpipe. 100% MIG-Welded for race-proven strength and durability. Finishing off this exhaust system is a 4.5" diameter 304 stainless steel clamp-on exhaust tip. The tip features an aFe power logo plate riveted on for a unique style.


  • 3" stainless steel DPF back dual exhaust
  • 4.5" 304 polished stainless steel clamp-on exhaust tip
  • Utilizes factory style flange and hangers for a secure fit
  • 100% mig-welded for strength and durability
  • All necessary hardware for install included