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The CORSA 14873 is a 3.0-inch Sport cat-back exhaust system engineered for the 2014-2019 Chevrolet Silverado 1500 and GMC Sierra 1500 5.3L V8 in 143.5-inch wheelbase Crew Cab and Double Cab configurations, including 2019 Classic LD body style trucks. Using CORSA RSC technology at Sport level, the 14873 delivers a more aggressive and commanding V8 exhaust note while eliminating highway drone. The system exits through twin 4.0-inch polished Pro-Series tips.
| Year Range | Make | Model | Trim |
|---|---|---|---|
| 2016-2018 | Chevrolet | Silverado 1500 | Custom |
| 2014-2018 | Chevrolet | Silverado 1500 | High Country |
| 2015-2018 | Chevrolet | Silverado 1500 | LS |
| 2014-2018 | Chevrolet | Silverado 1500 | LT |
| 2014-2018 | Chevrolet | Silverado 1500 | LTZ |
| 2015-2018 | Chevrolet | Silverado 1500 | SSV |
| 2019 | Chevrolet | Silverado 1500 LD | Custom |
| 2019 | Chevrolet | Silverado 1500 LD | LT |
| 2019 | Chevrolet | Silverado 1500 LD | WT |
| 2014-2018 | GMC | Sierra 1500 | Denali |
| 2014-2018 | GMC | Sierra 1500 | SLE |
| 2014-2018 | GMC | Sierra 1500 | SLT |
| 2019 | GMC | Sierra 1500 Limited | SLE |
| Detail | Value |
|---|---|
| MPN | 14873 |
| UPC | 847466016142 |
| Pipe Diameter | 3.0 inches |
| System Type | Cat-Back |
| Sound Level | Sport |
| Tip Style | Twin 4.0-inch Polished Pro-Series |
| Exit | Single Side Exit |
| Engine | 5.3L V8 |
| Wheelbase | 143.5 inches |
| Material | T304 Stainless Steel |
| Warranty | Limited Lifetime |
Founded in 1989 in Berea, Ohio, CORSA Performance invented Reflective Sound Cancellation technology and engineers exhaust systems for full-size trucks and performance vehicles. Every CORSA system uses T304 aircraft-grade stainless steel with a limited lifetime warranty and is assembled in the USA.
The CORSA 14873 is a 3.0-inch Sport cat-back exhaust for the 2014-2019 Chevrolet Silverado 1500 and GMC Sierra 1500 5.3L V8 in Crew Cab and Double Cab 143.5-inch wheelbase configurations, delivering an aggressive V8 exhaust note through twin polished 4.0-inch tips using RSC technology with zero highway drone.
What is the difference between 14873 and 14848?Both fit the same 143.5-inch wheelbase Silverado and Sierra 1500 5.3L. The 14873 is the Sport version with a more aggressive sound; the 14848 is the Touring version for a more refined tone. Same construction and fitment.
Is the 14873 drone-free?Yes. CORSA RSC technology eliminates highway drone while delivering Sport-level sound for the 5.3L V8.
Does the 14873 fit the 2019 Silverado Classic?Yes. The 14873 fits the 2019 Silverado 1500 LD Classic body style in Crew Cab and Double Cab 143.5-inch wheelbase.
How does the 14873 differ from the 14873BLK?Same Sport cat-back, identical fitment and sound. The 14873 uses polished stainless tips; the 14873BLK uses matte black PVD tips.
Does installation require cutting or welding?No. The CORSA 14873 is a direct bolt-on replacement at factory mounting points.
Is a tune required?No. The 14873 retains factory catalytic converters and does not alter engine management.
What warranty does the 14873 carry?CORSA provides a limited lifetime warranty on the 14873 against defects in materials and workmanship.
Prop 65 Warning: This product can expose you to chemicals including nickel compounds, which are known to the State of California to cause cancer, and carbon monoxide, which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
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