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Genuine OEM & performance parts — ships to United States

Target · Diagram

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Number 7 marks the part’s position in the exploded view.

Product overview

Genuine OEM Volkswagen Thermostat T-Piece, part number 4H0121089E. This component connects coolant hoses and regulates engine temperature by controlling coolant flow. It is located at position 7 in the diagram. The part measures 90mm in length, 80mm in width, and 40mm in height. Genuine OEM thermostat T-pieces ensure precise fitment and durability for optimal engine cooling system performance.

Technical details

Category
Engine Cooling
Customs (HS) code
84099100
Manufacturer
Volkswagen
Product Type
Genuine new auto parts
Shipping size (L × W × H)
9 × 8 × 4 cm
Shipping weight
0.06 kg

Parts diagram & fitment

9 vehicles

T-piece With Thermostat — locate 4H0121089E Volkswagen Thermostat T-Piece | Engine Cooling in the official exploded view and explore the surrounding assembly.

Parts in this assembly(13)

Diagrams & fitment data powered by oemdiagrams.com

4H0121089E Volkswagen Thermostat T-Piece | Engine Cooling is fitted on: Tiguan 2009-2019; Tiguan 4Motion 2011-2018; Polo 1.0 BlueMotion 2017-2024; Audi A1 sportback 1.0 2018-; Audi Q3 2.0 TDI 2014-2019; Audi Q3 quattro 2.0 2016-2019; Arona FR 2017-; Ibiza FR 2017-; Kamiq 2019-.