DPFXFIT replacement DOC for Cummins B6.7 / L9 (4394769 / GESI-573)

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 parts or returning a core.

Can not be sold or shipped to California at this time.

OEM Cross References:

This DOC is a direct replacement for 4394769, 4394769RX

Warranty Information:

GESi / DPFXFIT products are covered by a manufactures warranty. DOCs and DPFs are covered by a limited 3-year, unlimited mileage warranty. All warranty claims are subject to inspection by a GESi representative. Full warranty terms and conditions available here.