MAHLE CRT 21 000S Coolant Expansion Tank

MAHLE CRT 21 000S is a coolant expansion tank designed to help maintain correct coolant volume and support reliable cooling system operation in compatible vehicle applications. Built for dependable fit and durability, this plastic expansion tank is supplied without coolant level sensor and without lid.

Common engine applications include selected VW, Audi, Skoda and Seat petrol and diesel engines, especially 1.0 TSI, 1.2 TSI / TFSI, 1.4 TSI / TFSI, 1.5 TSI / TDI, 1.6 TDI, 2.0 TDI and 2.0 TSI applications, depending on model year, chassis number and specification.

OE Number

OE reference number(s) comparable with the original spare part number:

OE 5Q0121407M — VW / AUDI / SKODA / SEAT
OE 5Q0121407T — VW / AUDI / SKODA / SEAT
OE 5Q0121407F — VW / AUDI / SKODA / SEAT
OE 5Q0121407D — VW / AUDI / SKODA / SEAT
OE 5Q0121407AA — VW / AUDI / SKODA / SEAT
OE 5Q0121407A — VW / AUDI / CUPRA
OE 5Q0121407G — VW / AUDI / SKODA / SEAT / CUPRA
OE 5Q0121407S — AUDI

Trade Numbers

70825633
70825633AP
376702464
8MA 376 702-464