If the blobs were save they are yours because they are unique to each device, use iFaith to download them from Cydia and stitch them to an ipsw.
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thanks so much,and thanks for quick reply
Originally Posted by J03Y4G
Tell us what you would like to do?
Originally Posted by rontlit
you can dump your 6.1.3 blobs to cydia with ifaith. Apple are still signing that firmware so you can still get them.
Originally Posted by ukassassin
To make sure you get only the blobs from your phone follow below:
With tiny umbrella please make sure, in the advanced tab, that the 'get SHSH from Cydia' is unticked. Then run the phone through again. That way you should only get the blobs from your phone.
Downgrading should not be a problem as long as you have the right blobs.