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Borla axle-back exhaust system for the Chevrolet Camaro applications shown below. Match the engine, body, transmission and exhaust requirements before fitting.
Technical specifications
| Specification | Details |
|---|---|
| Product | Axle-Back Exhaust System |
| Construction | T-304 stainless steel |
| Pipe Diameter | 11920, 11921: 2.75" into muffler, dual out 1) 2.5", 1) 2.75"; 11920CB, 11920CFBA, 11921CB, 11921CF, 11921CFBA: 2.75" into muffler dual 2.5" out |
| Tip Size | 4" |
| Tip Exit | Dual Split Rear Exit |
Vehicle applications
| Years | Engine | Model | Body | Drive | Transmission | Matching SKUs | Exhaust requirement |
|---|---|---|---|---|---|---|---|
| 2016–2024 | 6.2L V8 | SS | Convertible | RWD | Automatic | 11920, 11920CB, 11920CFBA, 11921, 11921CB, 11921CFBA | With NPP exhaust or dual split rear-exit bumper; Borla system does not include NPP valves |
| 2016–2024 | 6.2L V8 | SS | Convertible | RWD | Manual | 11920, 11920CB, 11920CFBA, 11921, 11921CB, 11921CFBA | With NPP exhaust or dual split rear-exit bumper; Borla system does not include NPP valves |
| 2016–2024 | 6.2L V8 | SS | Coupe | RWD | Automatic | 11920, 11920CB, 11920CFBA, 11921, 11921CB, 11921CFBA | With NPP exhaust or dual split rear-exit bumper; Borla system does not include NPP valves |
| 2016–2024 | 6.2L V8 | SS | Coupe | RWD | Manual | 11920, 11920CB, 11920CFBA, 11921, 11921CB, 11921CFBA | With NPP exhaust or dual split rear-exit bumper; Borla system does not include NPP valves |
| 2020–2024 | 6.2L V8 | LT1 | Convertible | RWD | Automatic | 11920, 11920CB, 11920CFBA, 11921, 11921CB, 11921CF, 11921CFBA | With NPP exhaust or dual split rear-exit bumper; Borla system does not include NPP valves |
| 2020–2024 | 6.2L V8 | LT1 | Convertible | RWD | Manual | 11920, 11920CB, 11920CFBA, 11921, 11921CB, 11921CF, 11921CFBA | With NPP exhaust or dual split rear-exit bumper; Borla system does not include NPP valves |
| 2020–2024 | 6.2L V8 | LT1 | Coupe | RWD | Automatic | 11920, 11920CB, 11920CFBA, 11921, 11921CB, 11921CF, 11921CFBA | With NPP exhaust or dual split rear-exit bumper; Borla system does not include NPP valves |
| 2020–2024 | 6.2L V8 | LT1 | Coupe | RWD | Manual | 11920, 11920CB, 11920CFBA, 11921, 11921CB, 11921CF, 11921CFBA | With NPP exhaust or dual split rear-exit bumper; Borla system does not include NPP valves |
| 2016–2023 | 6.2L V8 | SS | Convertible | RWD | Automatic | 11921CF | With NPP exhaust or dual split rear-exit bumper; Borla system does not include NPP valves |
| 2016–2023 | 6.2L V8 | SS | Convertible | RWD | Manual | 11921CF | With NPP exhaust or dual split rear-exit bumper; Borla system does not include NPP valves |
| 2016–2023 | 6.2L V8 | SS | Coupe | RWD | Automatic | 11921CF | With NPP exhaust or dual split rear-exit bumper; Borla system does not include NPP valves |
| 2016–2023 | 6.2L V8 | SS | Coupe | RWD | Manual | 11921CF | With NPP exhaust or dual split rear-exit bumper; Borla system does not include NPP valves |
Available variants
| Part number | Sound | Tip finish / specification |
|---|---|---|
| 11920 | S-Type | 4" Dual Round Rolled Angle-Cut |
| 11920CB | S-Type | Black coated; 4" Dual Rd Rolled Angle Cut Lined Black |
| 11920CFBA | S-Type | Carbon fibre / black anodised; 4" Dual Round Angle Cut - Black |
| 11921 | ATAK | 4" Dual Round Rolled Angle-Cut |
| 11921CB | ATAK | Black coated; 4" Dual Rd Rolled Angle Cut Lined Black |
| 11921CF | ATAK | Carbon fibre; 4" Dual Round Angle Cut - Bright |
| 11921CFBA | ATAK | Carbon fibre / black anodised; 4" Dual Round Angle Cut - Black |
Installation and care
- 11920, 11920CB, 11920CFBA, 11921CFBA: Fits models with Dual Mode Exhaust (NPP) valves or Dual Split Rear Exit bumper
- BORLA® system does NOT include NPP valves
- Add Borla X-Pipe with Mid-Pipes 60607 or 60610 to create a Cat-Back™ system (EXCEPT Convertible)
- 11920, 11921, 11921CB, 11921CF: Adapter Kit 60605 can be used to add NPP valves to this system
- 11920, 11920CB, 11920CFBA, 11921CFBA: The 2.75" diameter (1 tail pipe on each side is 2.5") system has dual tips on each muffler assembly and will fit vehicles equipped with Dual Mode Exhaust (NPP) valves but it does NOT include NPP valves.
- 11920: Adapter kit 60605 can be used to add NPP valves to this Axle-Back system.
- By adding BORLA® X-Pipe with Mid-Pipes part number 60607 (WITHOUT AFM Valves), or 60610 (With AFM Valves) you can create a Cat-Back™ system for your Camaro SS Coupe.
- The X-Pipes with Mid-Pipes do NOT fit Convertibles.
- 11921, 11921CB, 11921CF: Fits models with Dual Mode Exhaust (NPP) or Dual Split Rear Exit bumper
- 11921, 11921CB, 11921CF: The 2.75" diameter (1 tail pipe on each side is 2.5") system has dual tips on each muffler assembly and will fit vehicles equipped with Dual Mode Exhaust (NPP) but it does NOT include NPP valves.
- 11921: Adapter kit 60605 can be used to add NPP valves this Axle-Back system.
Use Borla’s instructions for the selected part number before fitting.
