Corsa Performance 2014-2019c Chevrolet Silverado, GMC Sierra, 5.3L V8, 143" Wheelbase Catback Exhaust System with 4.0" Tip (24873) Sport Sound Level turbo smart -12 sized 1" lines ¾”

-12 sized 1" lines ¾” NPT to male AN-12

Knock Retard

Flow Increase  = +85%

the gloss black accents against the carbon fiber on your 2016+ CTS V looks unfinished

2009-2013 GMC Sierra 1500 4

Corsa Performance 2014-2019c Chevrolet Silverado, GMC Sierra, 5.3L V8, 143" Wheelbase Catback Exhaust System with 4.0" Tip (24873) Sport Sound Level turbo smart -12 sized 1" lines ¾”dB by Corsa Performance 2014, 2015, 2016, 2017, 2018, 2019c Chevrolet Silverado, GMC Sierra, 5. 3L V8 Cat back Exhaust System VEHICLE FITMENT 2014 2019c GMC Sierra 1500 Regular Cab Long Bed 5. 3L V8 143" Wheelbase *2019 Classic Only 2014 2019c Chevrolet Silverado 1500 Regular Cab Long Bed 5. 3L V8 143" Wheelbase *2019 Classic Only 2016 2019c GMC Sierra Denali 1500 Regular Cab Long Bed 5. 3L 143" Wheelbase *2019 Classic Only 2014 2019c GMC Sierra 1500