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Extended Lead Times: Exhaust & Intakes are Made to Order (most ship in 4-6 weeks)

Variable Sound Level (21103) 3.0 IN Cat-Back Twin 4.5 IN NPP Tips 2020-21 Corvette C8

SKU: 21103

New

SKU: 21103

Tip Finish

Technical specifications

Performance results aren’t guaranteed & may vary.
+18 Horsepower
+16 lb-ft Torque
-16 weight savings (lbs.)

VEHICLE FITMENT

2021 Chevrolet Corvette C8 6.2L V8
Equipped with Factory NPP Option
*Deletes stock AFM Valve. Actuator integration prevents CEL. To retain AFM use Part # 21100
**Requires NPP Valve "Jumper Cable Modification" Call for Details 440-891-0999

2020 Chevrolet Corvette C8 6.2L V8
Equipped with Factory NPP Option
*Deletes stock AFM Valve. Actuator integration prevents CEL. To retain AFM use Part # 21100
**Integrates directly to Stock NPP Valve Actuator.

PRODUCT DESCRIPTION

3.0" AFM Cat-Back Active Valve (NPP) with Twin 4.5" Polished Pro-Series Tips
Xtreme Sound Level (9dB louder & 1dB quieter than Stock)
*Deletes stock AFM Valve. Actuator integration prevents CEL. To retain AFM use Part # 21100 
**CORSA NPP valve assembly bolts directly to stock actuator motors and is intended for use on vettes with NPP from factory.

V8 Sound Controlled.
The CORSA Performance C8 NPP Only exhaust puts control at the driver’s finger tips. The NPP Only C8 exhaust allows the driver to maintain full control of the C8 Corvette sound profile with fully functional CORSA Cast NPP valves that integrate seamlessly to the stock C8 actuators. Each NPP system is both Louder (+9 decibels) and quieter (-1 decibel) than that stock system and incorporates CORSA’s proprietary RSC® Technology providing a drone free driving experience while still allow the 6.2L LT2 engine to release aggressive exhaust notes under heavy acceleration. This system replaces the AFM valve with a machined simulator bracket engineered specifically to prevent an AFM Check Engine Light. Perfect for aggressive drivers who plan on driving primarily in “Track” Mode.

  • 2 Valve System (NPP Only)
  • AFM Machined Valve Simulator Bracket
  • Maintains all Sound Modes
  • 18 horsepower, 16 torque
  • +9 decibels Louder / -1 decibel quieter
  • 16 lbs lighter than stock
  • 3.0” 304 Stainless Steel Construction
  • Twin 4.5” Pro Series Tips
  • Lifetime Warranty / 5 Years Valves
  • *4 Cylinder Mode may exhibit light resonant frequencies
  • Straight-through Design
  • Mandrel Bent
  • All Hardware and Detailed Instructions Included
  • Proudly Manufactured in Berea, Ohio
Cat-Back Part #
21100 - -
21102 - -
21103 - -
21104 - -

Refined Look & Block Heat
Add our Black out Heat Protection kit (# AC010) for a clean look and extra heat protection.

Right Side of Image above uses  AC010

INSTALLATION

🗒️ Installation Instructions
Warranty - Exhaust: Lifetime, Valves: 5 Years
CORSA recommends installation of exhaust be performed by a professional. Due to GM factory tolerances some C8 exhaust systems may require GM valve relearn sequence to mitigate a check engine light. 4 Cylinder mode may exhibit light resonant frequencies. See Installation Instructions for more details.

📝 Sell Sheet


YEARS: 2020, 2021

CORSA branded exhaust systems are backed by a Limited Lifetime warranty for as long as you own your vehicle with proof of purchase. (VIEW WARRANTY)

Every vehicle-specific CORSA product is engineered and designed to match the unique properties of the vehicle it is designed for to deliver perfect fitment and performance. CORSA does not recommend or recognize purchases and installations on unspecified vehicles.

<th><center><img src=https://www.corsaperformance.com/products/"https://cdn.shopify.com/s/files/1/1885/9927/files/C8_Header_AFM_sim_c93e6992-d6f6-4e82-91f4-cd7f08ab1816_100x100.jpg?v=1614889848%22 alt=""></center></th> <th><center><img alt="" src=https://www.corsaperformance.com/products/"https://cdn.shopify.com/s/files/1/1885/9927/files/C8_Header_NPP_100x100.jpg?v=1614889251%22> <th><center><img alt="" src=https://www.corsaperformance.com/products/"https://cdn.shopify.com/s/files/1/1885/9927/files/C8_Header_NPPdelete_100x100.jpg?v=1614889263%22> </tr> </thead> <tbody> <tr> <td style="width: 96px;" data-mce-style="width: 96px;"><span style="text-decoration: underline;" data-mce-style="text-decoration: underline;"><a title="Corvette C8 CORSA 4 Valve Exhaust" href=https://www.corsaperformance.com/products/"https://www.corsaperformance.com/products/variable-sound-level-21100-3-0-in-afm-cat-back-quad-4-5-in-npp-tips-2020-21-corvette-c8" target="_blank"><span style="text-decoration: underline;" data-mce-style="text-decoration: underline;">21100</span></a></span></td> <td style="width: 103px; text-align: center;" data-mce-style="width: 103px; text-align: center;"><strong>✅</strong></td> <td style="width: 102px; text-align: center;" data-mce-style="width: 102px; text-align: center;">-</td> <td style="width: 102px; text-align: center;" data-mce-style="width: 102px; text-align: center;"><strong>✅</strong></td> <td style="width: 104px; text-align: center;" data-mce-style="width: 104px; text-align: center;">-</td> </tr> <tr> <td style="width: 96px;" data-mce-style="width: 96px;"><span style="text-decoration: underline;" data-mce-style="text-decoration: underline;"><a title="Corvette C8 CORSA AFM Only exhaust" href=https://www.corsaperformance.com/products/"http://corsaperformance.com/products/xtreme-sound-level-21102-3-0-in-afm-cat-back-quad-4-5-in-tips-2020-21-corvette-c8" target="_blank"><span style="text-decoration: underline;" data-mce-style="text-decoration: underline;">21102</span></a></span></td> <td style="width: 103px; text-align: center;" data-mce-style="width: 103px; text-align: center;"><strong>✅</strong></td> <td style="width: 102px; text-align: center;" data-mce-style="width: 102px; text-align: center;"><span>-</span></td> <td style="width: 102px; text-align: center;" data-mce-style="width: 102px; text-align: center;">-</td> <td style="width: 104px; text-align: center;" data-mce-style="width: 104px; text-align: center;"><strong>✅</strong></td> </tr> <tr> <td style="width: 96px;" data-mce-style="width: 96px;"><span style="text-decoration: underline;" data-mce-style="text-decoration: underline;"><a href=https://www.corsaperformance.com/products/"https://www.corsaperformance.com/products/variable-sound-level-21103-3-0-in-cat-back-quad-4-5-in-npp-tips-2020-21-corvette-c8" title="Corvette C8 CORSA NPP Only exhaust" target="_blank"><span style="text-decoration: underline;" data-mce-style="text-decoration: underline;">21103</span></a></span></td> <td style="width: 103px; text-align: center;" data-mce-style="width: 103px; text-align: center;">-</td> <td style="width: 102px; text-align: center;" data-mce-style="width: 102px; text-align: center;"><strong>✅</strong></td> <td style="width: 102px; text-align: center;" data-mce-style="width: 102px; text-align: center;"><strong>✅</strong></td> <td style="width: 104px; text-align: center;" data-mce-style="width: 104px; text-align: center;">-</td> </tr> <tr> <td style="width: 96px;" data-mce-style="width: 96px;"><a href=https://www.corsaperformance.com/products/"https://www.corsaperformance.com/products/xtreme-sound-level-21104-3-0-in-cat-back-quad-4-5-in-tips-2020-21-corvette-c8" target="_blank"><span style="text-decoration: underline;">21104</span></a></td> <td style="width: 103px; text-align: center;" data-mce-style="width: 103px; text-align: center;">-</td> <td style="width: 102px; text-align: center;" data-mce-style="width: 102px; text-align: center;"><strong>✅</strong></td> <td style="width: 102px; text-align: center;" data-mce-style="width: 102px; text-align: center;">-</td> <td style="width: 104px; text-align: center;" data-mce-style="width: 104px; text-align: center;"><strong>✅</strong></td> </tr> </tbody> </table> <p><strong>Refined Look &amp; Block Heat</strong><br>Add our Black out Heat Protection kit (<a href=https://www.corsaperformance.com/products/"https://www.corsaperformance.com/products/black-out-heat-protection-ac010-corvette-c8" target="_blank"><span style="text-decoration: underline;"># AC010</span></a>) for a clean look and extra heat protection.<br><a href=https://www.corsaperformance.com/products/"https://www.corsaperformance.com/products/black-out-heat-protection-ac010-corvette-c8" target="_blank"><img alt="" src=https://www.corsaperformance.com/products/"https://cdn.shopify.com/s/files/1/1885/9927/files/DSC09006_edit_noplate_480x480.jpg?v=1612903611%22 data-mce-fragment="1"></a><br><em>Right Side of Image above uses  <span style="text-decoration: underline;"><a href=https://www.corsaperformance.com/products/"https://www.corsaperformance.com/products/black-out-heat-protection-ac010-corvette-c8" data-mce-fragment="1" target="_blank">AC010</a></span></em></p> <center> <div style="background-color: #ccc; width: 65%; height: 1px;"></div> </center> <h2 style="text-align: center;"><span>INSTALLATION</span></h2> <p>🗒️ <a href=https://www.corsaperformance.com/products/"https://cdn.shopify.com/s/files/1/1885/9927/files/INS5420.pdf?v=1616780477%22 title="C8 Corvette CORSA Exhaust Installation Instructions" target="_blank"><strong><span style="text-decoration: underline;" data-mce-style="text-decoration: underline;">Installation Instructions</span></strong></a><br>Warranty - Exhaust: Lifetime, Valves: 5 Years<br>CORSA recommends installation of exhaust be performed by a professional. Due to GM factory tolerances some C8 exhaust systems may require GM valve relearn sequence to mitigate a check engine light. 4 Cylinder mode may exhibit light resonant frequencies. See Installation Instructions for more details.</p> <p>📝 <strong><span style="text-decoration: underline;" data-mce-style="text-decoration: underline;">Sell Sheet</span></strong></p> <br> <p>YEARS: 2020, 2021</p> </div>" data-product-sku="variable-sound-level-21103-3-0-in-cat-back-quad-4-5-in-npp-tips-2020-21-corvette-c8" data-product-type="Active Valve (NPP) Cat-Back" data-widget-language="en">

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