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Old 01-13-2020, 02:31 AM   #74 (permalink)
Tahoe_Hybrid
EcoModding Apprentice
 
Join Date: May 2019
Location: California
Posts: 242

HyBro - '08 Chevy Tahoe HY2
90 day: 22.95 mpg (US)
Thanks: 0
Thanked 37 Times in 35 Posts
34PSi to 40PSI front 41PSI rear

5.94% increase in mpg :O
for free
went from 26.9 to 28.5mpg
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ptjones (01-13-2020)