--- sys/dev/usb/quirk/usb_quirk.c	(revision 344394)
+++ sys/dev/usb/quirk/usb_quirk.c	(working copy)
@@ -396,6 +396,8 @@ 
 	    UQ_MSC_FORCE_PROTO_SCSI, UQ_MSC_IGNORE_RESIDUE),
 	USB_QUIRK(SANDISK, SDCZ4_256, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
 	    UQ_MSC_FORCE_PROTO_SCSI, UQ_MSC_IGNORE_RESIDUE),
+	USB_QUIRK(SANDISK, SDCZ48_32, 0x0000, 0xffff, UQ_MSC_NO_SYNC_CACHE,
+	    UQ_MSC_NO_TEST_UNIT_READY),
 	USB_QUIRK(SANDISK, SDDR31, 0x0000, 0xffff, UQ_MSC_FORCE_WIRE_BBB,
 	    UQ_MSC_FORCE_PROTO_SCSI, UQ_MSC_READ_CAP_OFFBY1),
 	USB_QUIRK(SANDISK, IMAGEMATE_SDDR289, 0x0000, 0xffff,
--- sys/dev/usb/usbdevs	(revision 344394)
+++ sys/dev/usb/usbdevs	(working copy)
@@ -4067,6 +4067,7 @@ 
 product SANDISK SDCZ2_256	0x7104	Cruzer Mini 256MB
 product SANDISK SDCZ4_128	0x7112	Cruzer Micro 128MB
 product SANDISK SDCZ4_256	0x7113	Cruzer Micro 256MB
+product SANDISK SDCZ48_32	0x5581  Ultra 32GB
 product SANDISK IMAGEMATE_SDDR289	0xb6ba	ImageMate SDDR-289
 
 /* Sanwa Electric Instrument Co., Ltd. products */