Radiator Expansion Tank Cap For Volkswagen / Audi / Skoda

Radiator Expansion Tank Cap

Part Number: 3B0121321
Outside diameter: 87mm
Height: 32mm

This is a common part to become worn, brittle and broken over time.

Volkswagen 2005 - 2020:
Golf / Beetle / Caddy / Eos / Jetta / Passat / Tiguan / Polo / Scirocco / Touran / Crafter / Amarok

Skoda 2004 - 2019:
Skoda Octavia & Superb

Audi 2003 - 2018
A1, A3, A4, A5, A6, A7, Q5, TT,

Suits the following Engine codes: ANJ, AQY, AVR, AWU, AWV, AXB, AXD, AXE, AXZ, BBF, BDB, BER, BFB, BFS, BGB, BGU, BHE, BHZ, BJK, BJL, BJX, BKC, BKD, BKN, BKP, BKY, BLF, BLP, BLR, BLS, BLT, BLX, BMJ, BMM, BMN, BNS, BNZ, BPC, BRS, BUD, BWA, BWE, BYD, BYT, CAAB, CAAC, CABB, CAHA, CAKA, CALB, CAUA, CAVE, CAXC, CBZC, CDUD, CDVA, CEGA, CEUC, CFCA, CFGB, CFHC, CJCA, CJEB, CJZD, CKDA, CKTC, CLAB, CMBA, CNCD, CNEA, CRCA, CSHA, CTHD, CTHG, CXSA, CZCA