Car Spark Plugs
Trailer Hitch Cover
Mopar
82208454AB
Fits 2" Hitch Receiver, with Ram`s Head logo Receiver Plugs protect your vehicle`s hitch opening from the elements. Many of our Plugs...
Body Plug
Mopar
68404473ab
Cargo Box Wheelhouse. Cargo box with house. 19.05mm x 31.75mm. Box Floor. Pickup Box Drain Hole.
Dummy Plug
Mopar
7QF99TX7AA
Goes In End Cap For Vehicles Without USB. Power Outlet Inverter Delete.
Plug, Right
Mopar
68043989aa
Cowl Top , Door. PLP Holes Door. E-Coat Drain Holes. 13x19mm. Panel Cowl. Oval BSA Lower. E-Coat Drain Hole Plug. Also used in rocker...
No results found for "Spark Plug, Glow Plug". Here are some helpful search tips:
- Search by a part name. Example: water pump.
- Be less specific. Example: brake instead of ceramic brake.
- Remove information such as make, year or model.
- Can't find the part you are looking for? Contact us and we'll find it for you!
Are Spark Plugs and Glow Plugs the Same?
It’s a common misconception, but spark plugs and glow plugs are not interchangeable. These components serve different roles depending on your vehicle’s engine type. Understanding their differences can help you avoid serious ignition issues and choose the right parts when it’s time for maintenance.
Spark Plugs vs. Glow Plugs and Buying the Right Ones
1. Used in Different Engine Types
Spark plugs are used in gasoline engines, while glow plugs are essential for diesel engines.
2. Ignition Method Varies
Spark plugs create a spark to ignite the fuel-air mix, whereas glow plugs heat the air in the cylinder to ignite diesel fuel.
3. Starting Conditions Are Not the Same
Glow plugs are more critical in cold weather starts, while spark plugs work consistently in all temperatures.
4. Lifespan and Maintenance Differ
Spark plugs generally require more frequent replacement than glow plugs, depending on your driving habits and engine design.
5. Performance Impact Depends on Fit
Using the wrong type or poorly performing plugs can lead to rough starts, misfires, or poor fuel economy.
If your engine is still hesitating, don’t forget to check the fuel injectors—they’re critical to proper combustion. For expert help picking the right ignition components, contact us today.