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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 (22)

Redline Emissions Products Weld Bung (OEM 23539604 / BG2017) - M16 X 1.00, 0.98" OD, 0.71" H, Normal Flare Stepped
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG2017): 16mm x 1.00 (THREAD DIA & PITCH) 0.98" OD (Outside DIA) 0.710" H (Height) Stepped Fitting with Normal Flare Replaces OEM: DETROIT 23539604 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 (BG2003) - M12 X 1.25, 1" OD, 7/8" H, Normal Flare Stepped

Redline Emissions Products Weld Bung (BG2003) - M12 X 1.25, 1" OD, 7/8" H, Normal Flare Stepped
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG2003): 12mm x 1.25 (THREAD DIA & PITCH) 1" OD (Outside DIA) 7/8" H (Height) Fitting Normal Flare Stepped 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 and...

Redline Emissions Products NOx / O2 Weld Bung (BG1017) - M12 X 1.25, 1" OD, 5/16" H, Stepped
$22.50
Redline Emissions Products OEM Replacement Oxygen Sensor Stepped Weld Bung (BG1017): 12mm x 1.25 (THREAD DIA & PITCH) 1" OD (Outside DIA) 5/16" H (Height) Fitting Stepped Stainless Steel 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 f...

Redline Emissions Products NOx / O2 Weld Bung (BG1016) - M10 X 1.25, 1" OD, 5/16" H, Stepped
$22.50
Redline Emissions Products OEM Replacement Oxygen Sensor Stepped Weld Bung (BG1016): 10mm x 1.25 (THREAD DIA & PITCH) 1" OD (Outside DIA) 5/16" H (Height) Fitting Stepped Stainless Steel 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 f...
Redline Emissions Products Weld Bung (BG2013) - M16 X 1.00, 1" OD, .787" H, Flat Flare Stepped

Redline Emissions Products Weld Bung (BG2013) - M16 X 1.00, 1" OD, .787" H, Flat Flare Stepped
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG2013): 16mm x 1.00 (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.
Redline Emissions Products Weld Bung (BG2007) - M14 x 1.50, .943" OD, 1.3" H, Flat Flare Stepped

Redline Emissions Products Weld Bung (BG2007) - M14 x 1.50, .943" OD, 1.3" H, Flat Flare Stepped
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG2007): 14mm x 1.50 (THREAD DIA & PITCH) 0.943" OD (Outside DIA) 1.3" H (Height) Stepped Fitting 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 (BG2009) - M12 X 1.25, 1" OD, .846" H, Normal Flare Stepped

Redline Emissions Products Weld Bung (BG2009) - M12 X 1.25, 1" OD, .846" H, Normal Flare Stepped
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG2009): 12mm x 1.25 (THREAD DIA & PITCH) 1" OD (Outside DIA) 0.846" H (Height) Stepped Fitting with Standard Tapered 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 (BG2008) - M14 x 1.50, .943" OD, 1.3" H, Flat Flare Stepped

Redline Emissions Products Weld Bung (BG2008) - M14 x 1.50, .943" OD, 1.3" H, Flat Flare Stepped
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG2008): Fits Caterpillar 291-8519 DPF (REP 52951) Pressure sensor Bung See BG2007 for temperature sensor Bung 14mm x 1.50 (THREAD DIA & PITCH) 0.943" OD (Outside DIA) 1.3" H (Height) Stepped Fitting with Flat Flare Instead of buying a new DPF you can now simply replace the bung. Th...

Redline Emissions Products Weld Bung (BG2011) - Male Thread M14 X 1.50, .866" OD, .67" H Normal Flare Stepped
$22.50
Redline Emissions Products OEM Replacement Weld Bung (BG2011): 14mm x 1.50 (THREAD DIA & PITCH) 0.866" OD (Outside DIA) 0.67" H (Height) Stepped Fitting w/ Male Thread 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 NOx / O2 Weld Bung (BG1014) - M18 X 1.50, 1" OD, 17/32" H, Stepped

Redline Emissions Products NOx / O2 Weld Bung (BG1014) - M18 X 1.50, 1" OD, 17/32" H, Stepped
$22.50
Redline Emissions Products OEM Replacement Oxygen Sensor Weld Bung (BG1014): 18mm x 1.50 (THREAD DIA & PITCH) 1" OD (Outside DIA) 17/32" H (Height) Stepped Stainless Steel 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.