2018 Fiat 500x
Trusted Mobile Key Service in Ventura County
Licensed, Certified, and Proven



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2018 Fiat 500x
Key Options
Certified technicians with 8+ years of experience
Locked Out? Compare the Solutions
All keys lost - two very different solutions
2018 Fiat 500x Smart key Replacement - Fast, Affordable & Professional
The OEM versus aftermarket question on 2018 Fiat 500x keys is worth an honest answer. OEM Fiat keys come from the factory supplier with the Fiat logo on the housing and the exact factory finish. Aftermarket keys use the same SIP22 blade profile, same chip type, same button layout, and same circuit board design. The functional difference in daily use is zero if the aftermarket blank is good quality.
A muralist at the art supply store lot in Ventura asked me directly whether the key would be "as good as dealer." He had a 2018 Fiat 500x and wanted a spare he could trust as his daily key, not just an emergency backup in a drawer. Fair question.
I carry aftermarket blanks tested on hundreds of Fiat jobs. The blade is the same SIP22 profile cut to the same specifications on my machine. The transponder chip is the correct generation for the body control module. His fob, FCC ID M3N-40821302, was a 4-button key, and the aftermarket housing has the same pivot mechanism, same button feel, same weight. The difference is no Fiat logo on the back and about $100 less in his pocket.
His total was 265. The dealer charges 450 for the OEM version. Where aftermarket goes wrong is when a locksmith buys the cheapest shells. Thin plastic that cracks at the pivot in a month. I test every batch before it goes in the van. If a batch has bad quality, I return it.
Fiat 500x Key by Certified Technicians
Real credentials you can verify before we arrive. BSIS license, NASTF cert, Google Guarantee.
Quality Work, Honest Price
OEM quality at honest rates
Real Fiat Trust, Real Reviews
What certified service looks like in reviews
“Needed a spare car key made and chose EZ Car Keyz based on their reviews. The reviews were right. They gave me the best price, responded quickly to all my questions, came to my workplace, cut the keys on site, and finished fast.”
“I got locked out of my vehicle and also lost my key. Marco came out, made a new key for my Toyota, and got me back on the road. He was professional, friendly, and clearly knows what he is doing.”
“He arrived within 30 minutes and had everything finished in another 30 minutes for two cars. Everything was programmed and tested perfectly. Cheapest price in town and very honest service.”
Fiat 500x Key Service Areas
15-25 min response in most areas

Same-day service available in all listed cities






