Update 1.57
March 27 - (6-star engine menu) WR16-64v4T engine, (3-star workout) 5000 credits
March 28 - (6-star Weekly Challenge parts) Ultra-High RPM Turbocharger for GT-R Safety Car, (4-star workout) VK45DE engine, (6-star Weekly Challenge car) Alpine VGT Race
March 29 - (3-star) 5000 credits
March 30 - (4-star) 1000000 credits
March 31 - (4-star) LT4 engine
April 1 - (3-star) 5000 credits
April 2 -
(6-star engine) 1LR-GUE engine
Update 1.58
April 3 - (4-star) 500000 credits
April 5 - (4-star) 10000 credits
April 6 - (4-star) Porsche invite
April 7 - (4-star) 30000 credits
April 8 - (4-star) 30000 credits
April 9 - (4-star) 10000 credits
April 10 - (4-star) 10000 credits
April 11 - (3-star) Genesis Gr.4
April 12 - (4-star) Racing Crank Shaft for M4 Safety Car
April 13 - (4-star workout) 430 Scuderia '07, (6-star Weekly Challenge) Concept XR-PHEV EVOLUTION VGT
April 14 - (4-star) 30000 credits
April 15 - (3-star) 10000 credits
April 16 - (3-star) 5000 credits
April 17 - (4-star) 10000 credits
April 18 - (4-star) Fully Customizable Computer for V8 Vantage S '15
April 19 -
(6-star) GT-R NISMO GT500 '16
April 20 -
(6-star) Veyron 16.4 '13
April 21 - (4-star) Porsche invite
April 22 - (4-star) Ford GT LM Test Car engine
April 23 - (3-star) 10000 credits
April 24 - (4-star) Citroen invite
April 25 - (6-star Weekly Challenge parts) Weight Reduction: Stage 5 for Taycan Turbo S '19, (5-star workout) 100000 credits, (6-star Weekly Challenge car) Mission X '23
April 26 - (4-star) 10000 credits
April 27 - (4-star) 10000 credits
April 28 - (3-star) 5000 credits
April 29 - (3-star) 5000 credits
April 30 - (4-star) 10000 credits
May 1 - (3-star) 10000 credits
May 2 - (3-star) Nitrous System for RX-8 Spirit R '12
May 3 - (4-star) Height-Adjustable Sports Suspension for Vantage '18
May 4 - (4-star) Lamborghini invite
May 5 - (4-star) Semi-Racing Muffler for R8 Coupe V10 plus '16
May 6 - (4-star) Pagani invite
May 7 - (3-star) Nitrous System for GR86 RZ '21
May 8 - (3-star) 10000 credits
May 9 - (4-star workout) 4C Gr.4, (6-star Weekly Challenge) Porsche VGT Spyder
May 10 - (4-star) 500000 credits
May 11 - (4-star) Citroen invite

May 12 - (4-star) 30000 credits
May 13 - (4-star) Titanium Connecting Rods & Pistons for MC20 '20
May 14 - (4-star) V8 Suzuki VGT engine