Best selling products (76)

Skyline Replacement DOC for Cummins ISL9 / Paccar PX-9 (4353304 / LJ0413-C)
$1,734.00
Skyline OEM DOC Replacement for Cummins ISX (LJ0413-C) Each Skyline DPF / DOC is specifically designed as a direct replacement for the OEM filter. Our Exact-Fit™ approach makes installation fast and easy without cutting or welding to get you back on the road. Skyline Emissions filters are designed and manufactured in the USA, and ship from sever...

DPFXFIT replacement DOC for Cummins / Paccar ISC, ISL9, PX8 (GESI-556)
$1,707.00
This new aftermarket DOC is a direct replacement for the OEM unit. GESi DOC's are made of stainless steel housings and use new substrates, this ensures you get a product built to last. These DOC's also include necessary clamps and gaskets, and there is no core charge which means you can buy and install without worrying about getting compatible p...

DPFXFIT replacement DPF for Cummins / Paccar L9, B6.7L (GESI-0096)
$1,831.00
This new aftermarket DPF is a direct replacement for the OEM unit. GESi filters are made of stainless steel housings and use new substrates, this ensures you get a product built to last. These filters also include necessary clamps and gaskets, and there is no core charge which means you can buy and install without worrying about getting compatib...

DPFXFIT replacement DPF for Cummins / Paccar L9, B6.7L (GESI-0094)
$1,955.00
This new aftermarket DPF is a direct replacement for the OEM unit. GESi filters are made of stainless steel housings and use new substrates, this ensures you get a product built to last. These filters also include necessary clamps and gaskets, and there is no core charge which means you can buy and install without worrying about getting compatib...

DPFXFIT replacement DPF for Cummins / Paccar L9, B6.7L (GESI-0093)
$1,824.00
This new aftermarket DPF is a direct replacement for the OEM unit. GESi filters are made of stainless steel housings and use new substrates, this ensures you get a product built to last. These filters also include necessary clamps and gaskets, and there is no core charge which means you can buy and install without worrying about getting compatib...

Durafit replacement DOC for Cummins ISB & ISL Engines (4353303 / C20-0111)
$2,274.00
Durafit replacement Diesel Oxidation Catalyst (DOC) for Cummins ISB & ISL Engines. Gaskets included. Replaces OEM Numbers: 4353303 Redline part number REP 58111 Can not be sold or shipped to California at this time.

Durafit replacement DOC for Cummins ISC / ISL (4965353 / C20-0061)
$2,308.00
Durafit replacement Diesel Oxidation Catalyst (DOC) for Cummins ISC / ISL Engines. **Gaskets included!** Replaces OEM Numbers: 4965353RX, 5287489RX, 4965353NX Redline part number: REP 58861 DuraFit DPFs and DOCs are so durable they come with a nationwide 3-year, unlimited mileage warranty. Made in the USA! Cannot be sold or shipped to Californi...

Durafit replacement DOC for Cummins ISC / ISL (2880589 / C20-0012)
$2,171.00
Durafit replacement Diesel Oxidation Catalyst (DOC) for Cummins ISC / ISL Engines. Includes both Gaskets. Clamps are sold separately. Replaces OEM Numbers: 20863840 / 21850643 / 85000777 / 85001356 Redline part number REP 58812 Can not be sold or shipped to California at this time.

Durafit replacement DOC for Cummins ISC / ISL (2871923 / C20-0011)
$1,631.00
Durafit replacement Diesel Oxidation Catalyst (DOC) for Cummins ISC / ISL Engines. **Gaskets included!** Replaces OEM Numbers: 2871923, 2871469, A029B190 Redline part number: REP 58811 DuraFit DPFs and DOCs are so durable they come with a nationwide 3-year, unlimited mileage warranty. Made in the USA! Cannot be sold or shipped to California at ...

Durafit replacement DPF for Cummins B6.7L / L-9 (4395009 / C17-0139)
$2,508.00
Durafit replacement DPF for Cummins B6.7L / L-9 Engines. **Gaskets included!** Replaces OEM Numbers: 4395009, A055R127, 5579376, A064B971 Redline part number: REP 53139 DuraFit DPFs and DOCs are so durable they come with a nationwide3-year, unlimited mileage warranty. Made in the USA! Note: This product cannot be sold or shipped to CA at the pr...

Durafit replacement DPF for Cummins 6.7L / L-9 (4394579 / C17-0138)
$2,626.00
Durafit replacement DPF for Cummins 6.7L / L-9 Engines. **Gaskets included!** Replaces OEM Numbers: 4394579, 4394579NX, 4394579RX, A055B959, 2064075X, 2064075XS, 5579371, 5579371RX, A064B961 Redline part number: REP 53138 DuraFit DPFs and DOCs are so durable they come with a nationwide3-year, unlimited mileage warranty. Made in the USA! Note: T...
OEM Cummins Aftertreatment System (A054V139 / 5342247)

OEM Cummins Aftertreatment System (A054V139 / 5342247)
$4,260.00
Brand new OEM Cummins aftertreatment system 5342247 / A054V139 / A049T156 Also replaces Freightliner part: A04-31737-000 Assembly consist of: (1) 4994931 Catalyst Module. (1) 2871979 NOx Sensor (1) 4902912 Temp Sensor (1) 4954574 Temp Sensor (1) Mounting Bracket Fits multiple applications: 8.3, ISC, ISL, L-9, ISL8.9, ISL9, QSL9 To order this p...