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low rpm performance
OEM Part Number: 1845988C1 | 8C3Z12B591A
Improved Load Handling: Designed to handle the stress of higher valve spring pressures and aggressive cam profiles
This leads to the valve opening too early which causes excessive amounts of fuel to be returned to the tank
a Panel/Floor Door
2017-2023 Duramax L5P P1 4" PLM Series Downpipe-back Race Exhaust System - No Muffler (C6056PLM) 2019 - 2022 Dodge Fuel Systems low rpm performance2017 2023 Duramax L5P P1 4" PLM Series Downpipe back Race Exhaust System No Muffler (C6056PLM) Stay at the top on race day in your 2017 2023 GMC Chevy 6. 6L L5P Duramax with the P1 Performance Products C6056PLM 4" PLM Series Race Exhaust System. P1 Performance Products PLM Series Race Exhaust System is built from aluminized steel and comes complete with OE style hangers and clamps for easy installation.
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