Description: 100% brand new, Never been tried or installed 3.5" Turbo Intake Horn for the 2020-2024 L5P Duramax. Step up your truck's performance with 3.5" Turbo Intake Horn and relish a remarkable transformation in power, torque, and overall engine efficiency. The OEM plastic intake horn is smaller and fragile compared to our 3.5" Horn. This intake horn does not require tuning for installation. No tuning required for installation Will fit with OEM or any aftermarket intake Will fit on stock truck no modifications needed Professional installation is highly recommend.(No Instruction Included) Fitment: .
