Carmax Auto Funding LLC

06/10/2026 | Press release | Distributed by Public on 06/10/2026 04:02

Free Writing Prospectus (Form FWP)

Free Writing Prospectus

Dated June 9, 2026

Filed Pursuant to Rule 433(d)

Registration No. 333-288943

Registration No. 333-288943-06

*PRICING DETAILS* $569.997MM (Offered) CarMax Select Receivables Trust 2026-B (CMXS 2026-B)

Lead Bookrunners: Wells Fargo Securities (Str.), Barclays and TD Securities

Co-Managers: CIBC Capital Markets, RBC Capital Markets, US Bancorp

-CAPITAL STRUCTURE-

CLS ISSUED($MM) OFFERED($MM) Fitch/S&P WAL* P.WIN* E.FNL* L.FNL BENCH SPREAD CPN% YLD% $PRICE
A-1 90.000 85.500 F1+/A-1+ 0.20 01-04 10/26 06/27 I-CRV +33 4.020 4.020 100.00000
A-2 170.285 161.770 AAA/AAA 0.76 04-15 09/27 04/29 I-CRV +58 4.35 4.395 99.99608
A-3 170.285 161.770 AAA/AAA 1.93 15-32 02/29 12/30 I-CRV +57 4.64 4.689 99.99295
B 40.410 38.389 AA/AA 2.83 32-36 06/29 10/32 I-CRV +75 4.88 4.932 99.99455
C 55.960 53.162 A/A 3.34 36-44 02/30 10/32 I-CRV +105 5.19 5.253 99.98037
D 48.190 45.780 BBB/BBB 3.87 44-47 05/30 10/32 I-CRV +165 5.80 5.874 99.98834
E 24.870 23.626 BB/BB 3.91 47-47 05/30 06/33 I-CRV +325 7.36 7.476 99.99276

*Expected Ratings

^Assumes 1.50% ABS to 10.00% Clean Up Call

-TRANSACTION SUMMARY-

Total Size: 600,000,000

Offered Size: $569,997,000

Format: SEC Registered: A-1 - D; 144a: E

ERISA: A-D: Yes; E: No

Min Denoms: A-1 - D: $5k x $1k; E: $350k x $1k

Pricing Speed: 1.50% ABS to 10.00% Clean Up Call

Expected Ratings: Fitch / S&P

Ticker: CMXS 2026-B

First Payment Date: 07/15/2026

Exp. Settle: On or about 06/16/2026

B&D: Wells Fargo Securities

-MARKETING MATERIALS-

Preliminary Prospectus and Class E POM: Attached

Free Writing Prospectus: Attached

Intex CDI: Attached

Intexnet Deal Name: wscarmax_2026b Password: 494U

Dealroadshow: https://dealroadshow.com Code: CMXS2026B (case sensitive)

Dealroadshow Direct Link: https://dealroadshow.com/e/CMXS2026B

If this communication relates to an offering of US registered securities (i) a registration statement has been filed with the SEC, (ii) before investing you should read the filed documents, and (iii) you may obtain these documents from your sales representative, by calling 1-800-645-3751 or visiting www.sec.gov. If this communication relates to a securities offering exempt from US registration, you should contact your sales representative for the complete disclosure package. For information regarding Wells Fargo, see https://www.wellsfargo.com/com/disclaimer/ged5. In Asia, see:

https://www.wellsfargo.com/com/disclaimer/ap4. This communication will be retained and may be monitored.

Carmax Auto Funding LLC published this content on June 10, 2026, and is solely responsible for the information contained herein. Distributed via EDGAR on June 10, 2026 at 10:02 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]