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Replacement headlight with a halo daytime running light
24v Cummins Valve Spring Kit
excessive heat/smoke could be generated and/or poor performance may occur
ensuring a smooth motion
GDP EZ Lynk Transmission Tune File T87A (2017-2019 6.6L L5P Duramax) Exhaust Systems 2020-2021 Cummins 6.7L Aluminized Replacement headlight with a halo**MUST HAVE UNLOCKED TCM** If youre running a tuned L5P but still stuck with stock TCM mapping, you're leaving serious performance on the table. The GDP EZ Lynk T87A Transmission Tune File is the missing piece. Its built to unlock the full potential of your transmission by improving shift timing, torque management, and drivabilityno more sluggish shifts or gear hunting. This is not your average trans tune. Its built specifically for the 20172019 L5P
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