SDPI
Duramax
17-19 L5P Duramax / 14-18 GM 1500 Transmission Cooler Thermostat Bypass Plug
$67.10
1
Details
- CNC Machined Billet Aluminum Thermostatic Bypass Plug - Black Anodized Finish - High temperature silicone O-ring seals - Reduces fluid flow restriction to trans cooler - Simple Installation - Experience fluid temperature drops from 15-50 degrees F - Direct replacement of the failure prone OEM thermostat - Easy swap back to OEM setup for cold weather use
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All SDPI products are sold for lawful use. Performance calibrations are built for the emissions configuration you report and applicable local regulations — see our terms for details.