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Signature Drone-Free V8 Sound for the 2011-2014 Escalade and Yukon Denali 6.2L
The CORSA 14878 is a 3.0-inch Sport cat-back exhaust system built for the 2011-2014 Cadillac Escalade, Escalade ESV, Escalade EXT, and the 2011-2014 GMC Yukon XL Denali equipped with the 6.2L V8. Using CORSA RSC technology at Sport level, the 14878 delivers a more aggressive and commanding V8 exhaust note with zero highway drone. The system exits through twin 4.0-inch polished Pro-Series tips for a premium look that matches the Escalade's signature presence.
Key Features
- CORSA RSC technology at Sport level for 6.2L V8 full-size SUV exhaust character
- 3.0-inch mandrel-bent T304 stainless steel construction
- Twin 4.0-inch polished Pro-Series exhaust tips
- Sport sound level: commanding V8 note with zero drone at any speed
- Fits 2011-2014 Cadillac Escalade, Escalade ESV, Escalade EXT and 2011-2014 GMC Yukon XL Denali 6.2L V8
- CORSA limited lifetime warranty
- Made in Berea, Ohio, USA
Vehicle Fitment
| Year Range | Make | Model | Trim |
|---|---|---|---|
| 2011-2014 | Cadillac | Escalade | Platinum |
| 2011-2014 | Cadillac | Escalade ESV | Platinum |
| 2011-2013 | Cadillac | Escalade EXT | Platinum |
| 2011-2014 | GMC | Yukon XL | Denali |
Specifications
| Detail | Value |
|---|---|
| MPN | 14878 |
| UPC | 847466015854 |
| 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 | 6.2L V8 |
| Material | T304 Stainless Steel |
| Warranty | Limited Lifetime |
What's Included
- 1x CORSA 14878 Sport cat-back exhaust system
- Twin 4.0-inch polished Pro-Series exhaust tips
- All hardware, clamps, and gaskets for bolt-on installation
About CORSA Performance
Founded in 1989 in Berea, Ohio, CORSA Performance invented Reflective Sound Cancellation technology and engineers exhaust systems for full-size trucks and luxury SUVs. Every CORSA system is built from T304 aircraft-grade stainless steel with a limited lifetime warranty and assembled in the USA.
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Frequently Asked Questions
What is the CORSA 14878?The CORSA 14878 is a 3.0-inch Sport cat-back exhaust for the 2011-2014 Cadillac Escalade, Escalade ESV, Escalade EXT, and GMC Yukon XL Denali with the 6.2L V8, delivering a commanding V8 exhaust note through twin polished 4.0-inch tips using RSC technology with zero highway drone.
Does the 14878 fit both the regular Escalade and the ESV/EXT?Yes. The CORSA 14878 is designed for the 2011-2014 Cadillac Escalade, Escalade ESV, and Escalade EXT, as well as the 2011-2014 GMC Yukon XL Denali, all with the 6.2L V8.
Is the 14878 drone-free at highway speeds?Yes. CORSA RSC technology is tuned to eliminate drone across all rpm ranges, including highway cruising speeds.
Does installation require cutting or welding?No. The CORSA 14878 is a direct bolt-on cat-back replacement at factory mounting points.
Is a tune required?No. The 14878 retains factory catalytic converters and does not alter engine management.
What warranty does the 14878 carry?CORSA provides a limited lifetime warranty on the 14878 against defects in materials and workmanship.
How does the 14878 compare to prior Escalade CORSA systems?The 14878 covers the 2011-2014 generation. Earlier Escalade years use different CORSA part numbers based on the generation and wheelbase.
Will this fit the 5.3L Escalade?No. The CORSA 14878 is for the 6.2L V8 only. The 5.3L engine uses a different CORSA part number.
Installation Instructions
- Safely raise and support the Escalade or Yukon XL on rated jack stands or a lift
- Allow the factory exhaust to cool completely
- Disconnect the factory cat-back at the catalytic converter outlet
- Remove all factory muffler and pipe sections
- Test-fit CORSA 14878 sections before tightening hardware
- Attach to factory hangers and install all supplied hardware and clamps
- Torque all connections to specification and verify tip positioning
- Start engine and inspect all connections for leaks
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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