The Aussie market can now mount 2 batteries under the bonnet.
The JK Dual battery Tray is constructed from fully welded 3mm steel, it reuses factory hardware and mounts in factory location. Also includes a heat shield to protect batteries unlike your factory airbox which has probably started to melt.
This unit fits JK Wranglers 2007 - 2011 RHD petrol only
Also requires factory battery box to be removed and cut
Designed to work with batteries that are able to be mounted on their side like Optima.
Fits batteries under the following dimensions 275mm x 175mm x 175mm (Suggested Optima D34 size)
• Safest way to keep 2 batteries under the bonnet
• Zinc plated for long lasting scratch and corrosion resistance.