Thread: The difference between LS3 and L99
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Old 09-18-2018, 05:22 PM   #9
saluki
 
Drives: 2017 Silverado
Join Date: Mar 2017
Location: Muncie
Posts: 217
arent heads different? 821's vs 823's
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'14 2SS A6, CAI, 2" TSP Headers and tune: SOLD

'13 SS @ Burkhart Chassis
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