2014-2021 GM Truck 5.3L/6.2L (GMC, Chevrolet & Cadillac) Stage 1 Performance PackagePackage includes listed components and full professional installation: 1 7 8 Kooks or American Racing Long Tube Header System with 3" Y Pipe GM Exhaust Manifold Gasket (2) NGK Spark Plug (8) Cold Air Intake Custom ECU Calibration using HP Tuners Includes baseline before and after dyno results with printout ***Contact us for pricing WITHOUT installation!*** 2017 2018 Model Years add $200. 00 2019 2021 Models require ECU unlocking Add $550. 00
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