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Old 02-09-2018, 10:26 AM   #10
Boost or bust
 
Drives: 2018 ZL1 M6
Join Date: Dec 2017
Location: CA
Posts: 301
Torco will foul your plugs every time. As long as you don’t mind changing your plugs frequently....also, realize you ain’t getting the octane numbers you think by using it. Use high octane fuel to be certain....
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