Air and Fuel› Fuel Injection Systems and Components - Mechanical

RCD Performance

~(12 lbs. 10X3X3)~ 6.6L LML / LGH Genuine Bosch CP4 Fuel Injection Pump NO CORE

$999.99

SKU: R048 RCD-0445010817

In Stock
In Stock
Ships by Jun 17
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The RCD Performance RCD-0445010817 is a new Bosch CP4 high pressure fuel injection pump. It is a stock replacement for 2011-2016 6.6L Duramax LML/LGH diesel engines and comes with a 12-month, unlimited mile warranty with no core fee. Alternative part numbers include 12661059, 0445010817, and 0986437421.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandRCD Performance
Part NumberR048 RCD-0445010817

Videos

Diesel CP4 Pump Failure

Diesel CP4 Pump Failure
LML Duramax Cp4 Fuel Injection Pump

LML Duramax Cp4 Fuel Injection Pump
Replace Fuel System Parts Damaged by CP4 Failure | XDP Fuel Contamination Kit Overview | XDP Unboxed

Replace Fuel System Parts Damaged by CP4 Failure | XDP Fuel Contamination Kit Overview | XDP Unboxed
How to Diagnose if your CP4 Fuel Pump is Failing

How to Diagnose if your CP4 Fuel Pump is Failing

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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