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A/C Expansion Valve

PART#: 999389
Nissens
Interchanges
BrandPart #
MERCEDES-BENZA2318300284
MERCEDES-BENZ2318300284
MERCEDES-BENZA2318300284
MERCEDES-BENZ2318300284
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2021Mercedes-BenzAMG GTBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2021Mercedes-BenzAMG GT CBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2021Mercedes-BenzAMG GT Black SeriesBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2020Mercedes-BenzAMG GT CBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2020Mercedes-BenzAMG GTBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2020Mercedes-BenzAMG GT RBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2020Mercedes-BenzAMG GT R ProBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2020Mercedes-BenzSL450Base3.0V6GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 276.825; Turbocharged;
2020Mercedes-BenzSL550Base4.7V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 278.927; Turbocharged;
2019Mercedes-BenzAMG GTBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2019Mercedes-BenzAMG GT CBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2019Mercedes-BenzAMG GT SBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2019Mercedes-BenzAMG GT RBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2019Mercedes-BenzSL450Base3.0V6GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 276.825; Turbocharged;
2019Mercedes-BenzSL550Base4.7V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 278.927; Turbocharged;
2019Mercedes-BenzSL63 AMGBase5.5V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 157.983; Turbocharged;
2018Mercedes-BenzAMG GT RBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2018Mercedes-BenzAMG GT SBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2018Mercedes-BenzAMG GTBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2018Mercedes-BenzAMG GT CBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2018Mercedes-BenzSL450Base3.0V6GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 276.825; Turbocharged;
2018Mercedes-BenzSL550Base4.7V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 278.927; Turbocharged;
2018Mercedes-BenzSL63 AMGBase5.5V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 157.983; Turbocharged;
2018Mercedes-BenzSL65 AMGBase6.0V12GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 279.981; Turbocharged;
2017Mercedes-BenzAMG GT SBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2017Mercedes-BenzAMG GTBase4.0V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 178.980; Turbocharged;
2017Mercedes-BenzSL63 AMGBase5.5V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 157.983; Turbocharged;
2017Mercedes-BenzSL65 AMGBase6.0V12GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 279.981; Turbocharged;
2017Mercedes-BenzSL450Base3.0V6GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 276.825; Turbocharged;
2017Mercedes-BenzSL550Base4.7V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 278.927; Turbocharged;
2016Mercedes-BenzSL65 AMGBase6.0V12GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 279.981; Turbocharged;
2016Mercedes-BenzSL63 AMGBase5.5V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 157.983; Turbocharged;
2016Mercedes-BenzSL400Base3.0V6GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 276.825; Turbocharged;
2016Mercedes-BenzSL550Base4.7V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 278.927; Turbocharged;
2015Mercedes-BenzSL550Base4.7V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 278.927; Turbocharged;
2015Mercedes-BenzSL63 AMGBase5.5V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 157.983; Turbocharged;
2015Mercedes-BenzSL65 AMGBase6.0V12GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 279.981; Turbocharged;
2015Mercedes-BenzSL400Base3.0V6GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 276.825; Turbocharged;
2014Mercedes-BenzSL550Base4.7V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 278.927; Turbocharged;
2014Mercedes-BenzSL63 AMGBase5.5V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 157.983; Turbocharged;
2014Mercedes-BenzSL65 AMGBase6.0V12GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 279.981; Turbocharged;
2013Mercedes-BenzSL550Base4.7V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 278.927; Turbocharged;
2013Mercedes-BenzSL63 AMGBase5.5V8GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 157.983; Turbocharged;
2013Mercedes-BenzSL65 AMGBase6.0V12GASInlet1: 14 mm, Inlet2: 20 mm, Outlet1: 14 mm, Outlet2: 19 mm | Engine Code: 279.981; Turbocharged;
Product info

The Nissens A/C Expansion Valve part number 999389 is a high-quality replacement part that is specifically designed for Mercedes-Benz vehicles. This part is also compatible with other part numbers 2318300284 and A2318300284, making it a versatile and reliable option for your car’s air conditioning system.

One of the key benefits of the Nissens A/C Expansion Valve is its durability. Made from high-quality materials, this part is built to last and withstand the wear and tear of everyday use. It is also designed to meet or exceed OEM specifications, ensuring optimal performance and reliability.

In addition to its durability, the Nissens A/C Expansion Valve also offers excellent performance. This part is engineered to regulate the flow of refrigerant in your car’s air conditioning system, ensuring efficient and effective cooling. It is also easy to install, making it a convenient and hassle-free replacement option.

Overall, the Nissens A/C Expansion Valve part number 999389 is a top-quality replacement part that is perfect for Mercedes-Benz owners looking to replace a faulty or worn-out expansion valve. With its durability, reliability, and performance, this part is sure to keep your car’s air conditioning system running smoothly for years to come.

Specifications
Charge TypeCross
Liquid Inlet Size (in)0.5500
Liquid Inlet Size (mm)14
Liquid Outlet Size (in)0.5500
Liquid Outlet Size (mm)14
MaterialAluminum
O-Ring Quantity4
O-Rings IncludedYes
Refrigerant TypeR134A
Suction Inlet Size (in)0.7900
Suction Inlet Size (mm)20
Suction Outlet Size (in)0.7500
Suction Outlet Size (mm)19
TypeBlock type
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

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Returns Info

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