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2002-2003: Your ECU will be located behind the driver side kick panel next to the emergency brake pedal and the connector extends through a hole in the firewall
The factory air separator can fail due to the PCV valve becoming clogged with oil and carbon deposits
High Strength Steel Canister
For 2020-2024 Long Bed - Use Fleece P/N: FPE-L5P-FFBA-1719
Wehrli Custom Fab WCF100194-SGB 4" Intake Kit W/Air Box Semi-Gloss Blk 2004.5-2005 Chevy/GMC Duramax 6.6 LLY 2002-2003: Your ECU will beReplace the intake in your GM 6. 6L Duramax today with the Wehrli Custom Fab WCF100194 SGB 4" Intake Kit W Air Box Semi Gloss Blk from GAP. This high flow, fabricated aluminum intake pipe and air box enclosure with dry filter assembly replaces your diesel's restrictive plastic factory parts for improved engine performance. The design significantly increases airflow to your turbo producing improved horsepower and torque, quicker throttle response, and