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JBA Cat4ward Headers Part #1850S-4 Customer Reviews
1 Customer Review
Reviewed by Bill B (New Hartford, NY) Reviewed for a 2015 GMC Sierra — Nov 17, 2016 3:59 AM
These just added the snap I was looking for from the accelerator you can here and feel the difference in the motor. I partnered this with a K&N 77 series intake and Borla touring exhaust and it brought the 6.2 alive. Better power great sound and picked up 1.5 mpg.
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