X0206 3 2021-07-16 1 0001822928 Holley Inc. HLLY 0001251226 LOBEL DAVID S C/O SENTINEL CAPITAL PARTNERS, L.L.C. 330 MADISON AVENUE, 27TH FLOOR NEW YORK NY 10017 1 0 1 0 0001871959 Holley Parent Holdings, L.L.C. C/O SENTINEL CAPITAL PARTNERS, L.L.C. 330 MADISON AVENUE, 27TH FLOOR NEW YORK NY 10017 0 0 1 0 0001871535 Sentinel Partners V, L.P. C/O SENTINEL CAPITAL PARTNERS, L.L.C. 330 MADISON AVENUE, 27TH FLOOR NEW YORK NY 10017 0 0 1 0 0001871532 Sentinel Managing Co V, Inc. C/O SENTINEL CAPITAL PARTNERS, L.L.C. 330 MADISON AVENUE, 27TH FLOOR NEW YORK NY 10017 0 0 1 0 0001581247 Sentinel Capital Partners V, L.P. C/O SENTINEL CAPITAL PARTNERS, L.L.C. 330 MADISON AVENUE, 27TH FLOOR NEW YORK NY 10017 0 0 1 0 0001581249 Sentinel Capital Partners V-A, L.P. C/O SENTINEL CAPITAL PARTNERS, L.L.C. 330 MADISON AVENUE, 27TH FLOOR NEW YORK NY 10017 0 0 1 0 0001581250 Sentinel Capital Investors V, L.P. C/O SENTINEL CAPITAL PARTNERS, L.L.C. 330 MADISON AVENUE, 27TH FLOOR NEW YORK NY 10017 0 0 1 0 Exhibit List: Exhibit 24 - Power of Attorney Exhibit 99.1 - Joint Filers' Signatures Exhibit 99.2 - Joint Filer Information By: /s/ Vincent Taurassi, Attorney-In-Fact for David S. Lobel 2021-07-20