you're looking for a way to get more data on Airtel, I'm happy to tell you that Airtel's Blackberry Plans still work very well on Android Devices. All you need to do is tweak the IMEI to a blackberry IMEI number and change your Internet settings....
How To Get 3gb Of Data For N1,500 On Airtel Nigeria
How To Get 3gb Of Data For N1,500 On Airtel Nigeria