
XForce | Twin 3" Cat-Back Exhaust System | Holden Monaro V8 LS1 2001–2006 | E4-HV23-CBS
XForce Twin 3" Performance Cat-Back Exhaust System - Holden Monaro LS1 - E4-HV23-CBS
Unleash the iconic V8 growl of your Holden Monaro LS1 with the XForce Twin 3" Cat-Back Exhaust System. This high-performance system is engineered for the true enthusiast looking to maximize both exhaust flow and acoustic character. Featuring a massive twin 3" mandrel-bent pipe configuration, this system utilizes two high-flow center straight-through mufflers paired with a specialized twin-in/twin-out rear straight-through muffler. This combination ensures a deep, aggressive performance note while minimizing backpressure, allowing your LS1 engine to breathe more effectively. Finished with twin 3" tips, this system provides the perfect blend of high-end performance and classic muscle car aesthetics.
What's in the Box?
- 1x Twin 3" Mandrel-Bent Center Section with Straight-Through Mufflers
- 1x Twin-In/Twin-Out Rear Straight-Through Muffler Section
- 2x 3" Exhaust Tips
- Installation Gaskets & Hardware
Features:
This product offers the following high-performance features:
- Twin 3" Pipework: Oversized diameter designed to provide maximum exhaust volume and reduced restriction for modified LS1 engines.
- Straight-Through Muffler Design: High-performance internal packing allows for optimal flow without the turbulence found in chambered mufflers.
- Mandrel-Bent Tubing: Ensures a constant internal diameter throughout every bend for smooth, laminar exhaust gas velocity.
- Aggressive V8 Sound: Specifically tuned to deliver a deep, raw, and powerful exhaust note that highlights the 5.7L LS1's character.
- Twin 3" Tips: High-quality exit tips designed to fit the Monaro's rear profile for a clean, performance-oriented look.
Specifications:
- Make: Holden
- Model: Monaro / CV8
- Engine: 5.7L LS1 V8
- Part Number: E4-HV23-CBS
- Material: Performance Grade Steel
- Diameter: Twin 3" (76mm)
- Muffler Type: Straight-Through
Important Information
- The image shown may not reflect the actual product; the system configuration may differ slightly based on production updates.
- Shipping times may vary depending on destination and stock availability
Vehicle Applications:
| Make | Model | From | To | Body | Series | Engine | Variant | Drivetrain |
|---|---|---|---|---|---|---|---|---|
| HOLDEN | ||||||||
| HOLDEN | MONARO | 2001 | 2004 | Coupe | V2 / V2 Series II & III | 5.7L V8 LS1 | CV8 | RWD |
| HOLDEN | MONARO | 2004 | 2006 | Coupe | VZ | 5.7L V8 LS1 | CV8 / CV8-Z | RWD |
| Product Type | Warranty Period |
|---|---|
| 304 & 201 Stainless Steel Exhaust Systems | 60 Months |
| Accessories | 12 Months |
| Catalytic Converters | 12 Months |
| Electronic Products (Including SmartBox) | 12 Months |
| Mild Steel & 409 Stainless Steel Exhaust Systems | 24 Months |
| Mild Steel Headers | 12 Months |
| Stainless Steel Headers | 24 Months |
| Universal 304 Stainless Steel Mufflers | 24 Months |
| Universal Mild Steel & 409 Stainless Steel Mufflers | 12 Months |
Payment & Security:
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Original: $547.16
-65%$547.16
$191.51Product Information
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Description
XForce Twin 3" Performance Cat-Back Exhaust System - Holden Monaro LS1 - E4-HV23-CBS
Unleash the iconic V8 growl of your Holden Monaro LS1 with the XForce Twin 3" Cat-Back Exhaust System. This high-performance system is engineered for the true enthusiast looking to maximize both exhaust flow and acoustic character. Featuring a massive twin 3" mandrel-bent pipe configuration, this system utilizes two high-flow center straight-through mufflers paired with a specialized twin-in/twin-out rear straight-through muffler. This combination ensures a deep, aggressive performance note while minimizing backpressure, allowing your LS1 engine to breathe more effectively. Finished with twin 3" tips, this system provides the perfect blend of high-end performance and classic muscle car aesthetics.
What's in the Box?
- 1x Twin 3" Mandrel-Bent Center Section with Straight-Through Mufflers
- 1x Twin-In/Twin-Out Rear Straight-Through Muffler Section
- 2x 3" Exhaust Tips
- Installation Gaskets & Hardware
Features:
This product offers the following high-performance features:
- Twin 3" Pipework: Oversized diameter designed to provide maximum exhaust volume and reduced restriction for modified LS1 engines.
- Straight-Through Muffler Design: High-performance internal packing allows for optimal flow without the turbulence found in chambered mufflers.
- Mandrel-Bent Tubing: Ensures a constant internal diameter throughout every bend for smooth, laminar exhaust gas velocity.
- Aggressive V8 Sound: Specifically tuned to deliver a deep, raw, and powerful exhaust note that highlights the 5.7L LS1's character.
- Twin 3" Tips: High-quality exit tips designed to fit the Monaro's rear profile for a clean, performance-oriented look.
Specifications:
- Make: Holden
- Model: Monaro / CV8
- Engine: 5.7L LS1 V8
- Part Number: E4-HV23-CBS
- Material: Performance Grade Steel
- Diameter: Twin 3" (76mm)
- Muffler Type: Straight-Through
Important Information
- The image shown may not reflect the actual product; the system configuration may differ slightly based on production updates.
- Shipping times may vary depending on destination and stock availability
Vehicle Applications:
| Make | Model | From | To | Body | Series | Engine | Variant | Drivetrain |
|---|---|---|---|---|---|---|---|---|
| HOLDEN | ||||||||
| HOLDEN | MONARO | 2001 | 2004 | Coupe | V2 / V2 Series II & III | 5.7L V8 LS1 | CV8 | RWD |
| HOLDEN | MONARO | 2004 | 2006 | Coupe | VZ | 5.7L V8 LS1 | CV8 / CV8-Z | RWD |
| Product Type | Warranty Period |
|---|---|
| 304 & 201 Stainless Steel Exhaust Systems | 60 Months |
| Accessories | 12 Months |
| Catalytic Converters | 12 Months |
| Electronic Products (Including SmartBox) | 12 Months |
| Mild Steel & 409 Stainless Steel Exhaust Systems | 24 Months |
| Mild Steel Headers | 12 Months |
| Stainless Steel Headers | 24 Months |
| Universal 304 Stainless Steel Mufflers | 24 Months |
| Universal Mild Steel & 409 Stainless Steel Mufflers | 12 Months |
Payment & Security:
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.











