Below are the fastest lap times for each driver for the day.
Friday – May 18, 2018
Course: Willow Springs Raceway (Streets of Willow)
KW Suspensions #KWShakeDown – Private Event
| Ranking | Lap Time | Name | Laps | Vehicle | Fast Lap |
| 1 | 01:20.627 | Bassam Michiel | 20 | E36/LS1 | 1 |
| 2 | 01:21.765 | Matthew Lambrecht | 14 | Terminator | 2 |
| 3 | 01:22.842 | Chris Mora | 26 | TTS | 5 |
| 4 | 01:24.008 | Joey Seely | 38 | 911 | 6 |
| 5 | 01:24.215 | Daniel Berlind | 39 | GT3RS | 5 |
| 6 | 01:25.266 | Mark Rhodes | 29 | TTS | 29 |
| 7 | 01:26.280 | Matthew Church | 40 | GT3RS | 4 |
| 8 | 01:26.819 | Gordan Mandich | 13 | Evolution 8 | 8 |
| 9 | 01:27.736 | jeff Kay | 13 | evolution x | 9 |
| 10 | 01:28.020 | Alan Viado | 7 | Corolla GTS | 1 |
| 11 | 01:28.796 | Noah Goldman | 21 | Cayman s | 3 |
| 12 | 01:29.303 | Alex Bucur | 29 | M3 | 13 |
| 13 | 01:30.588 | Areen Nourani | 13 | S2000 | 11 |
| 14 | 01:31.769 | James Yang | 20 | WRX STi | 17 |
| 15 | 01:32.196 | Armando Rodarte | 14 | Golf R | 8 |
| 16 | 01:32.420 | Nate Hassler | 10 | M3 | 2 |
| 17 | 01:32.620 | Daniel Kaminski | 29 | RS | 24 |
| 18 | 01:32.639 | jonathon bradford | 10 | mustang | 10 |
| 19 | 01:33.467 | Brandon Scarpelli | 11 | GTI | 9 |
| 20 | 01:34.439 | Nick Fousekis | 11 | Rx7 | 5 |
| 21 | 01:34.967 | Andrew Schwartz | 27 | — | 16 |
| 22 | 01:36.403 | Steve Wong | 17 | Civic | 17 |
| 23 | 01:36.460 | Bakari Howard | 12 | S3 | 8 |
| 24 | 01:36.590 | Kanan Hooker | 21 | Focus ST | 6 |
| 25 | 01:38.524 | Louis Yio | 15 | Impreza | 5 |
| 26 | 01:39.208 | Nathan James | 24 | Hellcat | 19 |
| 27 | 01:40.352 | Dorian Valenzuela | 37 | Giulia Super | 6 |
| 28 | 01:42.478 | Bisi Ezerioha | 7 | Boxman | 7 |