Mercedes-Benz Ignition Knock Detonation Sensor - Hella 0041539028

Product Information

Knock Sensors tell your engine of any pre-detonation so that it can make the necessary adjustments to protect your engine from damage.

• Loss in MPG
• Loss in acceleration
• Trouble maintaining pace at highway speeds

About Hella

Hella is a German based manufacturer of specialty lighting parts for automobiles and is an OEM (Original Equipment Manufacturer) for Audi, BMW, Mercedes, Mini, Subaru , Toyota, Volkswagen and more. Hella lighting solutions include headlights and fog-lights, complete headlight assemblies, and all the other internal bells and whistles that allow your vehicles lighting system to run impeccably every time you turn the ignition over. One of the most well-known automotive suppliers, Hella ranks highly among the top 50 producers of parts in the entire world and has expanded beyond lighting and into electronics for vehicle interiors. The company was technically founded in 1899, and initially was a producer of candles and lamps for horse drawn carriages. A lot has changed in over 100 years.