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Nissens 999390 A/C Expansion ValveOE Quality 60-Day Returns
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Part #: 999390

Nissens 999390 A/C Expansion Valve

⚙️ 60 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$50.46Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
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🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
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✅ In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mercedes-Benz, C300, C43 AMG, C63 AMG, C63 AMG S, CLS450, CLS53 AMG, E300, E350, E450, E53 AMG, E63 AMG S, GLC300, GLC350e, GLC43 AMG, GLC63 AMG, and GLC63 AMG S
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST
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Nissens 999390 A/C Expansion Valve
BrandNissens
Part Number999390
MaterialAluminum
Refrigerant TypeR134a
TypeBlock
Mounting Hardware IncludedYes
Liquid Inlet Fitting Thread Diameter0.3500
Liquid Outlet Fitting Thread Diameter0.4700
O-ring Quantity4
O-rings IncludedYes
Suction Inlet Fitting Thread Diameter0.7100
Suction Outlet Fitting Thread Diameter0.7100

This part fits 60 vehicles. Search below:

YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2022Mercedes-BenzC3004Matic2.0LL4MILD HYBRID EV-GAS (MHEV)N/AInlet 1: 35.5mm, Inlet 2: 30 mm, Outlet 1: 11.8 mm, Outlet 2: 17.7 mm
2022Mercedes-BenzE3504Matic2.0LL4GASN/AInlet 1: 35.5mm, Inlet 2: 30 mm, Outlet 1: 11.8 mm, Outlet 2: 17.7 mm
2022Mercedes-BenzGLC3004Matic2.0LL4GASN/AInlet 1: 35.5mm, Inlet 2: 30 mm, Outlet 1: 11.8 mm, Outlet 2: 17.7 mm
2022Mercedes-BenzGLC43 AMG4Matic3.0LV6GASN/AInlet 1: 35.5mm, Inlet 2: 30 mm, Outlet 1: 11.8 mm, Outlet 2: 17.7 mm
2021Mercedes-BenzC3004Matic2.0LL4GASN/A
2021Mercedes-BenzC300Base2.0LL4GASN/A
2021Mercedes-BenzC43 AMG4Matic3.0LV6GASN/A
2021Mercedes-BenzC63 AMGBase4.0LV8GASN/A
2021Mercedes-BenzC63 AMG SBase4.0LV8GASN/A
2021Mercedes-BenzE350Base2.0LL4GASN/A
2021Mercedes-BenzE3504Matic2.0LL4GASN/A
2021Mercedes-BenzE63 AMG S4Matic4.0LV8GASN/A
2021Mercedes-BenzGLC300Base2.0LL4GASN/A
2021Mercedes-BenzGLC3004Matic2.0LL4GASN/A
2021Mercedes-BenzGLC43 AMG4Matic3.0LV6GASN/A
2021Mercedes-BenzGLC63 AMG4Matic4.0LV8GASN/A
2021Mercedes-BenzGLC63 AMG S4Matic4.0LV8GASN/A
2020Mercedes-BenzC3004Matic2.0LL4GASN/A
2020Mercedes-BenzC300Base2.0LL4GASN/A
2020Mercedes-BenzC43 AMG4Matic3.0LV6GASN/A
2020Mercedes-BenzC63 AMGBase4.0LV8GASN/A
2020Mercedes-BenzC63 AMG SBase4.0LV8GASN/A
2020Mercedes-BenzCLS4504Matic3.0LL6ELECTRIC/GASN/A
2020Mercedes-BenzCLS450Base3.0LL6ELECTRIC/GASN/A
2020Mercedes-BenzCLS53 AMG4Matic3.0LL6ELECTRIC/GASN/A
2020Mercedes-BenzE3504Matic2.0LL4GASN/A
2020Mercedes-BenzE350Base2.0LL4GASN/A
2020Mercedes-BenzE4504Matic3.0LV6GASN/A
2020Mercedes-BenzE450Base3.0LV6GASN/A
2020Mercedes-BenzE53 AMG4Matic3.0LL6ELECTRIC/GASN/A
2020Mercedes-BenzE63 AMG S4Matic4.0LV8GASN/A
2020Mercedes-BenzGLC3004Matic2.0LL4GASN/A
2020Mercedes-BenzGLC300Base2.0LL4GASN/A
2020Mercedes-BenzGLC350e4Matic2.0LL4ELECTRIC/GASN/A
2020Mercedes-BenzGLC43 AMG4Matic3.0LV6GASN/A
2020Mercedes-BenzGLC63 AMG4Matic4.0LV8GASN/A
2020Mercedes-BenzGLC63 AMG S4Matic4.0LV8GASN/A
2019Mercedes-BenzC300Base2.0LL4GASN/A
2019Mercedes-BenzC3004Matic2.0LL4GASN/A
2019Mercedes-BenzC43 AMG4Matic3.0LV6GASN/A
2019Mercedes-BenzC63 AMGBase4.0LV8GASN/A
2019Mercedes-BenzC63 AMG SBase4.0LV8GASN/A
2019Mercedes-BenzCLS4504Matic3.0LL6ELECTRIC/GASN/A
2019Mercedes-BenzCLS450Base3.0LL6ELECTRIC/GASN/A
2019Mercedes-BenzCLS53 AMG4Matic3.0LL6ELECTRIC/GASN/A
2019Mercedes-BenzE3004Matic2.0LL4GASN/A
2019Mercedes-BenzE300Base2.0LL4GASN/A
2019Mercedes-BenzE4504Matic3.0LV6GASN/A
2019Mercedes-BenzE450Base3.0LV6GASN/A
2019Mercedes-BenzE53 AMG4Matic3.0LL6ELECTRIC/GASN/A
2019Mercedes-BenzE63 AMG S4Matic4.0LV8GASN/A
2019Mercedes-BenzGLC3004Matic2.0LL4GASN/A
2019Mercedes-BenzGLC300Base2.0LL4GASN/A
2019Mercedes-BenzGLC350e4Matic2.0LL4ELECTRIC/GASN/A
2019Mercedes-BenzGLC43 AMG4Matic3.0LV6GASN/A
2019Mercedes-BenzGLC63 AMG4Matic4.0LV8GASN/A
2019Mercedes-BenzGLC63 AMG S4Matic4.0LV8GASN/A
2018Mercedes-BenzGLC350e4Matic2.0LL4ELECTRIC/GASN/A
2018Mercedes-BenzGLC63 AMG4Matic4.0LV8GASN/A
2018Mercedes-BenzGLC63 AMG S4Matic4.0LV8GASN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

0998300100A0998300100

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.

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