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Old 07-31-2018, 12:45 PM   #17
Nrfd79
 
Drives: 2018 ZL1 1LE
Join Date: Aug 2017
Location: Wisconsin
Posts: 77
I used a 15% lower pulley. 2" Kooks headers with Cat deletes. Roto fab Cai. and tune.. Was a gain of about 100Hp. Its stupid loud with the Deletes .But a riot to drive !! 662.40 rwhp 624.99 rwtq vs stock 577.94 rwhp 555.21 rwtq

Last edited by Nrfd79; 07-31-2018 at 01:31 PM. Reason: added
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