This part is a seal, air conditioning evaporator thermal expansion valve (O-ring), for Cadillac, Opel, and Vauxhall cars. It fits for Cadillac Catera, Opel Omega-B, Vauxhall Omega for the U.S., Europe, and the UK. It's a genuine General Motors part with an OEM part number 90509602, and Opel\Vauxhall kat-code: 18 43 750.
This seal 100% fits for Opel\Vauxhall cars. It's made of top quality materials, it has passed not only all manufacturer's tests but also General Motors quality control and has to endure rough road conditions over a long time.
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