What is the main benefit of a DPF-back exhaust system?

A DPF-back exhaust system replaces the factory piping from the Diesel Particulate Filter (DPF) rearward. This typically results in a deeper exhaust tone and can improve exhaust flow compared to the stock system.

Does this exhaust system require cutting or welding for installation?

No, this aFe Vulcan Series exhaust system is designed as a direct bolt-on. It utilizes factory-style hangers and requires no cutting or modifications for installation.

Can this exhaust system be shipped to California?

No, this exhaust system is not CARB approved and cannot be shipped to California due to emissions regulations.

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aFe

Specifications

Brand: aFe
Part #: 49-34130-P
UPC: 802959633830

aFe

aFe Vulcan Series 3in 304SS DPF-Back 20-21 GM Trucks L6-3.0L (td) LM2 - Dual Polished Tip

Name: aFe Vulcan Series 3in 304SS DPF-Back 20-21 GM Trucks L6-3.0L (td) LM2 - Dual Polished Tip
Brand: aFe
SKU: afe-afe-vulcan-series-3in-304ss-dpf-back-20-21-gm-trucks-l6-3-0l-td-lm2-dual-pol-t14-428004
Price: 1329.00 USD
Availability: BackOrder

$1329.00

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

aFe Vulcan Series DPF-back exhaust for 20-21 GM L6-3.0L trucks. Made from 3in 304 stainless steel with dual polished tips.

Key Features

3-inch mandrel-bent 304 stainless steel tubing — resists rust and provides smooth exhaust flow.
Quad 4-inch diameter polished 304 stainless steel tips — add a custom look.
Direct bolt-on installation — uses factory hangers for a hassle-free fit.
Heavy duty flex pipe with internal interlock liner — adds strength and durability.
100% MIG-welded construction — ensures strong joints.

⚠️ 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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Will it fit your car?

Fits these vehicles

Chevrolet Silverado 1500 2020-2022
GMC Sierra 1500 2020-2022

About this part

Product Details

This DPF-back exhaust system is constructed of 3" mandrel-bent 304 stainless steel tubing for maximum strength and durability. Finishing off this exhaust system are quad 4" diameter polished 304 stainless steel exhaust tips. The tips feature a laser etched aFe POWER logo for a unique style. Utilizing factory style hangers this system is a direct bolt-on system, which requires no cutting or modifications for a hassle-free installation. This DPF-back exhaust system uses a heavy duty flex pipe with an internal interlock liner for added strength and durability. Utilizing state-of-the-art computer-aided design technology, this exhaust system is designed for custom, high tolerance factory fitment. 100% MIG-Welded for race-proven strength and durability. Intercooled tubing provides reduction in exhaust gas temperatures.