Chevrolet Silverado Centennial Edition (upgrades)

== Asphalt Xtreme==
=== Upgrades ===
*x 
*x 
*
Lvl	 	 	 		Duration
28 	 	 	 		
29 	 	 	 		
30 	 	 	 		
31 	 	 	 		
32 	 	 	 		
33 	 	 	 		
34 	 	 	 		
35 	6	7 	 		05h 30m
36 	7	 	28		06h 00m
37 	8	10	 		06h 30m
Lvl	 	 			Duration
38 	9 	11			07h 00m
39 	10	11			07h 30m
40 	11	12			08h 30m
41 	13	13			09h 30m
42 	15	14			10h 30m
43 	18	15			11h 30m
44 	21	16			13h 00m
45 	25	17			14h 30m
46 	30	17			16h 00m
47 	37	18			18h 00m
48 	46	19			20h 00m
49 	58	20			22h 30m
50 	74	21			01d 01h
=== Card availability ===