HSP Diesel L5P 2017-2019 Upper Coolant Tube - Custom Color Oil Pump Kits we add a lock-up controller

we add a lock-up controller for the torque converter on the Stage 5 setup

5 6X135 87 M-ANTH +18

2001-2013 Chevrolet Silverado 2500 HD Extended Cab Pickup

if the control box is is needing replaced

Raw Finish with Machined Fins

HSP Diesel L5P 2017-2019 Upper Coolant Tube - Custom Color Oil Pump Kits we add a lock-up controllerThe 637 1 HSP is best known as the HSP Upper Coolant Tube for the 2017 2019 L5P Duramax equipped Chevrolet and GMC trucks. This is an often overlooked piece that can set off an engine bay. Why would you need the HSP Upper Coolant Tube for the 2017 2019 L5P Trucks? The factory upper coolant tube is a piece that just looks out of place. While the factory part works alright, it can fail due to the construction and the overall look just does not do the