Corsa Performance 2009-2013 Chevrolet Silverado, GMC Sierra, 4.8L, 5.3L V8, 3.0" Single Side Exit Catback Exhaust System with Twin 4.0" Tip (14922) Touring Sound Level Tip Color:Black The ports are both machined

The ports are both machined for -8 straight-cut o-ring type fittings

You will need to tune for these mods

A cooler motor translates to more HP and a longer engine life

Depending on your application your rotors will come in one of two designs vented or solid

2007-2008 Hummer H2 6

Corsa Performance 2009-2013 Chevrolet Silverado, GMC Sierra, 4.8L, 5.3L V8, 3.0" Single Side Exit Catback Exhaust System with Twin 4.0" Tip (14922) Touring Sound Level Tip Color:Black The ports are both machinedVEHICLE FITMENT 2009 2013 GMC Sierra 1500 Regular Cab Standard Bed 4. 8L V8 119" Wheelbase 2009 2013 GMC Sierra 1500 Regular Cab Standard Bed 5. 3L V8 119" Wheelbase 2009 2013 Chevrolet Silverado 1500 Regular Cab Standard Bed 4. 8L V8 119" Wheelbase 2009 2013 Chevrolet Silverado 1500 Regular Cab Standard Bed 5. 3L V8 119" Wheelbase PRODUCT DESCRIPTION 3. 0" Cat Back, Single Side Exit with Twin 4. 0" Polished Pro Series Tips TOURING Sound Level