Brand new aftermarket 
replace pn : 4D0837231M, 4DO837231M, 4D0837231 M

FCC:MYT8Z0837231

Cross Reference:
Part # 4D0837231M, 4DO837231M, 4D0837231 M
FCC ID: MYT8Z0837231
Chip: MEGAMOS 48 Crypt
Battery: CR2032

sku: 1200

Compatible with the following:

• 1997-2005 AUDI A4
• 1997-2005 AUDI A4 QUATTRO
• 1997-2004 AUDI A6
• 1997-2005 AUDI A6
• 1997-1999 AUDI A8
• 1997-2005 AUDI A8
• 2001-2005 AUDI ALLROAD
• 1997-1998 AUDI CABRIOLET
• 2003-2003 AUDI RS6
• 2000-2005 AUDI S4
• 2002-2003 AUDI S6
• 2002-2003 AUDI S8
• 2000-2005 AUDI TT
• 2000-2005 AUDI TT QUATTRO

IMPORTANT NOTE:
There are several options for the remote portion for ALL AUDI FLIP KEYS.
THIS REMOTE ENDS IN 231M.
Please verify the Note remote for the vehicle uses this part.