Hey Dave, I believe you are running Javad's Spec Stage 3+? http://www.034efi.com/product_info.php?products_id=283&osCsid=1b27baa2e3 14cfd5a8e9c530a2c656c8 Impressive to blow out the rear diff! Glad I am not the only one in Colorado blowing things up these days ;) cp