AFE DPF Race Cummins 4" Exhaust System


List Price: $748.75
XDP Price: $539.10
You Save: $209.65 (28 %)

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2007.5-2012 Dodge 6.7L Cummins
Manufacturer: AFE

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The aFe DPF Race turbo back race exhaust system eliminates the use of the restrictive diesel particulate filter (DPF) for maximum performance. This free flowing exhaust system is constructed out of durable 4" stainless steel and uses bayonet style hangers and band clamps for a clean installation. This system comes complete with all tubing, muffler, bayonet hangers, band clamps and is finished off with a high luster polished 304 stainless steel, rolled, slash cut tip. This system requires the use of a controller with a off-road tuning.

System Options
with Muffler (No Tip) 49-12009-1
with Muffler & Straight Pipe (Includes Tip) 49-42009-1
without Muffler 49-42010-1

This is a "Race Only" product section used solely for competition. Its use is limited to closed-course racing that is formally sanctioned by a recognized racing organization.  Any other use, including recreational off-road use, could be in violation of local, state and federal laws.
We cannot and will not answer any questions about fuel mileage gains!  Due to this product being designed solely for racing or offroad application, ALL representatives are restricted to talk about fuel mileage.  Please do NOT jeopardize their job and our company by asking about fuel mileage testing.  You will NOT pass emissions testing with these products installed! Thank you for your cooperation.

What is the DPF?
DPF is an acronym for Diesel Particulate Filter. A DPF works in conjunction with the oxidation catalyst and EGR valve to remove a majority of the NOx, particulate matter (think black, cough-inducing soot) and unburned hydrocarbons from burned diesel fuel. Soot is a natural byproduct from the combustion of diesel fuel. Inside the DPF is a porous honeycomb structure that catches the soot as it passes through. After the soot builds up over time, the onboard computer controls fuel injection to allow unburned fuel to enter the filter at measured intervals where it flares off and generates increased temperatures that incinerate the accumulated soot. The result: Soot is chopped by over

What do I need?


Step 1: EXHAUST - Select a Complete DPF Delete Exhaust System or DPF Delete Race Pipe

Step 2: ELECTRONICS - You must select an electronic performance unit for the exhaust to work properly with your vehicle.


Warning:  You MUST use DPF delete capable electronics when removing the DPF off of the vehicle. In addition, running DPF delete tunes without removing the DPF will result in engine codes and filter blockage.
Fax it in:
Fax Number: 732-681-9500
(no cover sheet required)
Mail it in:
1758 State Route 34 North
Wall Township, NJ 07727
Email it in:
Subject: DPF Delete Waiver
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2007.5-2012 Dodge 6.7L Cummins with AFE Exhaust Part# 49-12009, 49-42009, 49-42020, 49-42021, 49-42022, 49-42023