The simplest solution is to purchase an electric dipstick from almost any auto parts store. It will heat up the oil for faster starts and quicker warm up.
Any NAPA parts store can supply a block heater that will keep your diesel toasty.
The prices for a DOHC engine block heater will vary depending on the car. The prices start at $40.00. The part can be purchased at any auto parts store.
If the car has a block heater the cord, it will be on the left side between the battery and the fuse box. They are usually sold as a set, but may be sold individually. Ask at the dealership or auto parts store.
Google Honda pilot block heater. There is a parts dealer that includes installation instructions showing where the plug is to drain the coolant. This is where the block heater screws in, replacing the bolt.
buy the "Lisle Tool Heater Hose Coupler Remover #62200" from a parts store like Advance
If you are in Canada then you go to the auto parts department of your local "Canadian Tire" store.
This would depend on where you live. But any auto parts store has better prices then the dealership.
An engine block heater can be bought at your local car maintenance store such as NAPA Auto parts. You can also order one online at websites such as Amazon. It is best you verify the exact make and model of your car as they're not one size fits all.
You can find a Ford expedition heater parts diagram at most auto-parts stores. You can obtain the heater parts diagram at most Ford dealerships.
parts for a grinnell unit heater
Radiator, fan, water pump, hoses, heater core, thermostat, engine block, radiator cap,...
A heater bypass is not an original equipment item. you would install it to keep coolant from circulating through the heater core, mostly when it is leaking.