DP Customs GM 3/4 Heater Core Fitting requires-vin After years of truck pulling

After years of truck pulling and reviewing data in the Shop Truck

Part #85603333

you can’t rely on a lockup box that only works when it wants to

The DP Customs bracket locates the billet bypass regulator block directly behind the second CP3 on a dual fueler fitted 2001-2010 Duramax and works with stock or aftermarket upper radiator hose routing

This is especially important for vehicles with controllers that cannot be removed

DP Customs GM 3/4 Heater Core Fitting requires-vin After years of truck pullingDP Customs GM 3 4 Heater Core Fitting Features Aluminum Construction Double O ringed Lifetime Warranty Fitment 2001 2026 Duramax GM Trucks w 3 4" Heater Core Outlet