- Home
- Redline Emissions Products
- Flare: Flat

DPF Parts Direct.com has the largest Redline Emissions Products® inventory in North America.
Redline Emissions Products® is an all-makes line of aftertreatment emissions parts that are available through a network of dealers and select online retailers.
DES (parent company for DPF Parts Direct.com) is a Master Dealer for REP. Redline Emissions Products® offers one of the most comprehensive parts coverage in the industry, with over 100 SKUs for DPFs / DOCs, over 45 clamps, over 110 gaskets, over 100 sensors, over 45 weld bungs, and over 30 charge air coolers & accessories.
Redline Emissions Products® DPFs feature our Born on Weight™ on the ID tag, which helps cleaning shops know the exact target weight of a cleaned unit. All REP parts are OEM quality fit, with professional top-tier packaging and single item packaging that helps protect during shipping and for inventory. Shipping warehouses are on west and east coast of U.S., making ground shipping fast and affordable.
Redline Emissions Products (16)

Redline Emissions Products Weld Bung (BG1029) - M22 x 1.5 - 1.25" OD, 16mm H
$22.50
Redline Emissions Products OEM Replacement Particulate Matter / Soot Sensor Weld Bung (BG1029): PM / Soot sensor weld bung for Cummins, Chevy, Ford, Detroit "ONE BOX" applications and many others. 22mm x 1.50 (THREAD DIA & PITCH) 1.25" OD (Outside DIA) 16mm (.630") H (Height) 304 Stainless Steel Instead of buying a new DPF, you can no...
Redline Emissions Products NOx / O2 Weld Bung BG1027 - M20 X 1.50 - 1.125, 0.565" H, Thread Seated

Redline Emissions Products NOx / O2 Weld Bung BG1027 - M20 X 1.50 - 1.125, 0.565" H, Thread Seated
$22.50
Redline Emissions Products OEM Replacement Oxygen & NOx Sensor Weld Bung (BG1027) 20mm x 1.50 (thread size and pitch) 1.125" OD (outside diameter) 0.565" H (height) Fitting w/ Thread Seated Works for nearly all NOx sensors Instead of buying a new DPF, you can now simply replace the bung. These bungs allow you to position your sensor wh...

Redline Emissions Products PM Sensor Weld Bung (BG1030)
$22.50
Redline Emissions Products OEM Replacement Particulate Matter (PM) Sensor Weld Bung (BG1030) has a keyed slot and locating slot. This bung is designed to work with the Volvo 23320447, 22946032, 22835170 and 22733524 particulate matter / soot sensor. 18mm x 1.50 (THREAD DIA & PITCH) 1.02" OD (Outside DIA) .625" H (Height) Stainless Steel...

Redline Emissions Products Weld Bung (BG2015) - M20 X 1.50, 1.18" OD, .472" H, Flat Flare Stepped. Replaces Detroit 23539608
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG2015): 20mm x 1.50 (THREAD DIA & PITCH) 1.18" OD (Outside DIA) 0.472" H (Height) Stepped Fitting with Flat Flare Replaces DETROIT part 23539608 How to replace Detroit Sensor Boss Instead of buying a new DPF you can now simply replace the bung. These bungs allow you to position your...

Redline Emission Products Popular Bung Assortment (REP BK4522)
$675.00
Due to overwhelming request, we have developed a popular weld bung replacement kit. The part number for the kit is REP BK4522. This kit includes (3) each of our top 15 moving, most popular weld bungs. Kit Contents: (3) BG1029, (3) BG1027, (3) BG2003, (3) BG1005, (3) BG2019, (3) BG2006, (3) BG1001, (3) BG1002, (3) BG2012, (3) BG2015, (3) BG1010, ...

Redline Emissions Products Weld Bung (BG2019) - M14 X 1.50, 0.88" OD, 0.71" H, Flat Flare Stepped. Replaces DETROIT 23539606
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG2019): 14mm x 1.50 (THREAD DIA & PITCH) 0.870" OD (Outside DIA) 0.710" H (Height) Stepped Fitting with Flat Flare Replaces OEM: DETROIT 23539606 sensor boss How to replace Detroit Sensor Boss Instead of buying a new DPF you can now simply replace the bung. These bungs allow you to ...

Redline Emissions Products Weld Bung (BG2005) - M16 X 1.50, 0.79" OD, 0.61" H, Flat Flare Stepped. Replaces DETROIT 23539607
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG2005): 16mm x 1.50 (THREAD DIA & PITCH) 0.79" OD (Outside DIA) 0.61" H (Height) Stepped Fitting with Flat Flare Replaces OEM Detroit 23539607 sensor boss How to replace Detroit Sensor Bosses Instead of buying a new DPF you can now simply replace the bung. These bungs allow you to ...

Redline Emissions Products Weld Bung (BG2018) - M12 X 1.25, 0.79" OD, 0.61" H, Flat Flare Stepped. Replaces DETROIT 23539605
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG2018): 12mm X 1.25 (THREAD DIA & PITCH) 0.785"OD (Outside DIA) 0.610"H (Height) This fitting has a (STEPPED) FLAT FLARE Replaces OEM: DETROIT 23539605 sensor boss How to replace Detroit Sensor Boss Instead of buying a new DPF you can now simply replace the bung. These bungs allow...
Redline Emissions Products Weld Bung (BG2014) - M14 X 1.50, 1" OD, .787" H, Flat Flare Stepped

Redline Emissions Products Weld Bung (BG2014) - M14 X 1.50, 1" OD, .787" H, Flat Flare Stepped
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG2014): 14mm x 1.50 (THREAD DIA & PITCH) 1" OD (Outside DIA) 0.787" H (Height) Stepped Fitting with Flat Flare Instead of buying a new DPF you can now simply replace the bung. These bungs allow you to position your sensor where it needs to be, ensuring proper fitment. This Weld Bung...
Redline Emissions Products Weld Bung (BG2012) - M12 X 1.25, 1" OD, .709" H, Flat Flare Stepped

Redline Emissions Products Weld Bung (BG2012) - M12 X 1.25, 1" OD, .709" H, Flat Flare Stepped
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG2012): 12mm x 1.25 (THREAD DIA & PITCH) 1" OD (Outside DIA) 0.709" H (Height) Stepped Fitting with Flat Flare Instead of buying a new DPF you can now simply replace the bung. These bungs allow you to position your sensor where it needs to be, ensuring proper fitment. This Weld Bung...

Redline Emissions Products Weld Bung (BG1012) - M14 X 1.50, 1" OD, 7/8" H, Flat Flare
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG1012): 14mm x 1.50 (THREAD DIA & PITCH) 1" OD (Outside DIA) 7/8" H (Height) Fitting w/ Flat Flare Instead of buying a new DPF you can now simply replace the bung. These bungs allow you to position your sensor where it needs to be, ensuring proper fitment.

Redline Emissions Products Weld Bung BG1010 - M12 X 1.25, 3/4" OD, 1" H, Flat Flare
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG1010): 12mm X 1.25 (THREAD DIA & PITCH) 3/4" OD (Outside DIA) 1" H (Height) Fitting with Flat Flare. For a similar bung but with a step and normal flare look at the BG2010. The BG2010 and the BG1010 have the same dimensions. Instead of buying a new DPF you can now simply replace ...