This British-built full-size luxury car has been built for close to half a century. Give your car a longer life by making the fuel going through its engine better with Jaguar XJ fuel treatment available through AutoAnything. By advancing the quality of fuel, your XJ Fitch fuel catalyst gives your engine more torque and power.
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And, better gas means the emissions of your luxury car are lower with this Jaguar XJ fuel enhancer. Also, you don't need as many oil changes while you're using an XJ fuel octane booster from AutoAnything. The injectors and plugs come out shiny clean, thanks to our Jaguar accessories.