Exhibit 99.1


Volkswagen Auto Loan Enhanced Trust 2005-1
MONTHLY SERVICER CERTIFICATE
For the collection period ended 12-29-2007		Data Current as of 01/03/2008 3:12:12 PM


A.	*DATES*	Begin	End	# days

1	Determination Date		1/17/2008

2	Payment Date		1/22/2008

3	Collection Period	12/2/2007	12/29/2007	28

4	Monthly Interest Period - Actual/360	12/20/2007	1/21/2008	33

5	Monthly Interest - 30/360			30


B.	*SUMMARY*


		*Initial Balance*			*Beginning Balance*		*Principal Payment*		*Ending Balance*			*Note Factor*
6	Class A-1 Notes		285,000,000.00			—		—		—			—
7	Class A-2 Notes		288,000,000.00			—		—		—			—
8	Class A-3 Notes		435,000,000.00			151,040,937.59		20,135,382.53		130,905,555.06			0.3009323
9	Class A-4 Notes		226,188,000.00			226,188,000.00		—		226,188,000.00			1.0000000
10	Subordinated Notes		28,408,655.00			28,408,655.00		—		28,408,655.00			1.0000000

11	Total Securities	$	1,262,596,655.00		$	405,637,592.59	$	20,135,382.53	$	385,502,210.06



12	Net Pool Balance	$	1,364,964,811.90		$	432,195,597.99			$	410,123,167.19


							*Per $1000*		*Principal & Interest*		*Per $1000*
		*Coupon Rate*			*Interest Pmt Due*		*Face Amount*		*Payment Due*		*Face Amount*

13	Class A-1 Notes		4.3664	%		—		—		—			—
14	Class A-2 Notes		4.7300	%		—		—		—			—
15	Class A-3 Notes		4.8000	%		604,163.75		4.0000000		20,739,546.28			137.3107623
16	Class A-4 Notes		4.8600	%		916,061.40		4.0500000		916,061.40			4.0500000

	Total Securities					1,520,225.15				21,655,607.68


C.	*COLLECTIONS AND AVAILABLE FUNDS*

17	Scheduled Principal Payments Received	15,222,205.40
18	Scheduled Interest Payments Received	1,058,903.49
19	Prepayments of Principal Received	124,771.54
20	Liquidation Proceeds	6,290,317.55
21	Recoveries Received	156,242.25
22	Other Payments Received to Reduce Principal	—

23	Subtotal: Total Collections	22,852,440.23

24	Repurchased Receivables	—
25	Reserve Account Excess Amount (Item 86)	38,621.86

26	Total Available Funds, prior to Servicer Advances	22,891,062.09

27	Servicer Advance (Item 69)	—

28	Total Available Funds + Servicer Advance	22,891,062.09

29	Reserve Account Draw Amount (Item 72)	—

30	Total Available Funds + Servicer Advance and Reserve Account Draw Amount	22,891,062.09


D.	*DISTRIBUTIONS*

	Distribution Summary:
31	Prior Advance Reimbursement (Item 75)	—
32	Servicing Fees (Item 39)	360,163.00
33	Class A Noteholder Interest (Item 48)	1,520,225.15
34	Principal Distribution Amount (Item 73)	20,135,382.53
35	Amount Paid to Reserve Account to Reach Specified Balance	—
36	Other Amounts Paid to Trustees	—
37	Certificateholders Principal Distribution Amount	—

38	Remaining Funds to Certificateholder	875,291.41

Volkswagen Auto Loan Enhanced Trust 2005-1

MONTHLY SERVICER CERTIFICATE

For the collection period ended 12-29-2007

PAGE 2


	Distribution Detail:	Due		Shortfall			Paid

39	Servicing Fees		360,163.00		—			360,163.00


	Pro rata:
40	Class A-1 Interest		—		—			—
41	Class A-2 Interest		—		—			—
42	Class A-3 Interest		604,163.75		—			604,163.75
43	Class A-4 Interest		916,061.40		—			916,061.40
44	Class A-1 Interest Carryover Shortfall		—		—			—
45	Class A-2 Interest Carryover Shortfall		—		—			—
46	Class A-3 Interest Carryover Shortfall		—		—			—
47	Class A-4 Interest Carryover Shortfall		—		—			—

48	Class A Noteholder Interest		1,520,225.15		—			1,520,225.15


E.	*CALCULATIONS*

	Calculation of Principal Distribution Amount:
49	Beginning Note Balance - All Classes							405,637,592.59
50	Beginning Net Pool Balance				432,195,597.99
51	Receipts of Scheduled Principal				(15,222,205.40	)
52	Receipts of Prepaid Principal				(124,771.54	)
53	Liquidation Proceeds				(6,290,317.55	)
54	Other Collections of Principal				—
55	Principal Amount of Repurchases				—
56	Principal Amount of Defaulted Receivables				(435,136.31	)

57	Ending Net Pool Balance				410,123,167.19
58	Yield Supplement Overcollateralization Amount				24,620,957.13

59	Adjusted Pool Balance				385,502,210.06
60	Less: Adjusted Pool Balance - End of Collection Period							385,502,210.06

61	Calculated Principal Distribution Amount							20,135,382.53


	Calculation of Servicer Advance:
62	Available Funds, prior to Servicer Advances (Item 26)							22,891,062.09
63	Less: Prior Advance Reimbursement (Item 31)							—
64	Less: Servicing Fees Paid (Item 32)							360,163.00
65	Less: Interest Paid to Noteholders (Item 33)							1,520,225.15
66	Less: Calculated Principal Distribution (Item 61)							20,135,382.53

67	Equals: Remaining Available Funds before Servicer Advance							875,291.41
68	Monthly Loan Payments Due on Included Units but not received (N/A if Item 67 > 0)							N/A

69	Servicer Advance (If Item 67 < 0, lesser of Item 67 and Item 68, else 0)							—


	Calculation of Reserve Account Draw Amount:
70	Remaining Available Funds, before Reserve Account Draw (Item 67 plus Item 69)							875,291.41
71	Available Funds Shortfall Amount (If Item 70 < 0, Item 70, else 0)							—

72	Reserve Account Draw Amount (If Item 71 is > 0, Lesser of Reserve Acct Balance and Item 70)							—



73	Principal Distribution Amount (Item 61 - Available Funds Shortfall + Reserve Account Draw Amt)							20,135,382.53


	Reconciliation of Servicer Advance:
74	Beginning Balance of Servicer Advance							—
75	Less: Prior Advance Reimbursement							—
76	Plus: Additional Payment Advances for Current Period							—

77	Ending Balance of Payment Advance							—

Volkswagen Auto Loan Enhanced Trust 2005-1

MONTHLY SERVICER CERTIFICATE

For the collection period ended 12-29-2007

PAGE 3


F.	*RESERVE ACCOUNT*

	Reserve Account Balances:
78	Specified Reserve Account Balance(Lesser of (a) $9,469,474.91 and (b) the aggregate note balance						9,469,474.91
79	Initial Reserve Account Balance						6,312,983.28

80	Beginning Reserve Account Balance						9,469,474.91
81	Plus: Net Investment Income for the Collection Period						38,621.86

82	Subtotal: Reserve Fund Available for Distribution						9,508,096.77
83	Plus: Deposit of Excess Available Funds (Item 35)						—
84	Less: Reserve Account Draw Amount (Item 72)						—

85	Subtotal Reserve Account Balance						9,508,096.77
86	Less: Reserve Account Excess Amount to Available Funds (If Item 85 > Item 78)						38,621.86

87	Equals: Ending Reserve Account Balance						9,469,474.91


88	Change in Reserve Account Balance from Immediately Preceding Payment Date						—


G.	*POOL STATISTICS*

	Collateral Pool Balance Data:	*Initial*			Current

89	Net Pool Balance		1,364,964,812				410,123,167
90	Number of Current Contracts		84,775				49,406
91	Weighted Average Loan Rate		3.42	%			3.41	%
92	Average Remaining Term		48.9				27.3
93	Average Original Term		57.9				60.5


						*Outstanding*
	Net Credit Loss and Repossession Activity:	*Units*				*Principal Balance*

94	Aggregate Outstanding Principal Balance of Charged Off Receivables		38				435,136
95	Liquidation Proceeds on Related Vehicles						—
96	Recoveries Received on Receivables Previously Charged Off						156,242

97	Net Principal Losses for Current Collection Period		38				278,894

98	Beginning Net Principal Losses		933				6,831,607
99	Net Principal Losses for Current Collection Period		38				278,894

100	Cumulative Net Principal Losses		971				7,110,502


							*Outstanding*
	Delinquencies Aging Profile - End of Period:	*Percentage*			*Units*			*Principal Balance*

101	Current		98.26	%		48,631		402,992,012
102	31 - 60 Days Delinquent		1.49	%		670		6,119,079
103	61 - 90 Days Delinquent		0.25	%		105		1,012,076

104	Total		100.00	%		49,406		410,123,167

Volkswagen Auto Loan Enhanced Trust 2005-1 8-K