Okay, so they may not be the most serious of offroading products, but these are definitely cool looking (much better in real life than the pictures) and will add some spice to your vehicle. Hopefully you'll never need one, but if you do, this could be one of the most important items on your 4x4 vehicle.
Chromed and UL rated with an active gauge so you know if your extinguisher is still charged. These are specifically built for vehicle usage and so are compact and easily installed. This may not be the cheapest automotive extinguisher you can track down, but they're certainly the most fun and interesting to look at.
Each fire kit comes with a mounting system which you can attach to a roll bar, body pillar, floorboard, dashboard, anywhere.