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 OUT OF STOCK 28553200Kooks Headers and Exhaust has been the leader in the High Performance Exhaust Industry for over 50 Years! Since 1962, Kooks takes pride in offering the best Headers and complete exhaust systems for your street, race and off-road applications. We have won hundreds of championships and set countless... Kooks 09-13 GM 1500 3in x OEM Out Cat SS Y Pipe Kooks HDR Req 2009-2013 GMC Sierra 1500 SL / SLE / SLT / WT 2010-2013 GMC Sierra 1500 XFE $1,728.66 |