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Description
Pacemaker | 1⅝" Tri-Y Performance Headers | HSV AWD Coupe 4, Avalanche & XUV 5.7L | PH5366 L/R HSV KitPacemaker Tri Y Performance Headers HSV VY VZ AWD Coupe 4, Avalanche & Avalanche XUV 5. 7L Gen III PH5366 L R HSV Kit Unlock the performance potential of your All Wheel Drive HSV with the Pacemaker PH 5366 Tri Y Performance Headers. Specifically engineered for the unique chassis requirements of the AWD Coupe 4, Avalanche Wagon, and Avalanche XUV Ute, these headers provide a significant upgrade over factory manifolds. The Tri Y design is precision
Pacemaker Tri-Y Performance Headers - HSV VY-VZ AWD Coupe 4, Avalanche & Avalanche XUV 5.7L Gen III - PH5366 L/R HSV Kit
Unlock the performance potential of your All-Wheel Drive HSV with the Pacemaker PH 5366 Tri-Y Performance Headers. Specifically engineered for the unique chassis requirements of the AWD Coupe 4, Avalanche Wagon, and Avalanche XUV Ute, these headers provide a significant upgrade over factory manifolds. The Tri-Y design is precision-tuned to maximize exhaust scavenging, enhancing the torque and power delivery of the 5.7 Litre Gen III engine. Constructed with 1⅝" (41mm) primary pipes and 1⅞" (48mm) secondaries, this kit ensures optimal exhaust flow while maintaining essential clearances for power steering and air conditioning systems. Designed for automatic transmission models, these headers offer the high-quality, bolt-on performance Pacemaker is known for.
Features:
This product offers the following performance features:
- AWD Optimized: Custom-designed specifically for the HSV All-Wheel Drive (AWD) chassis.
- Tri-Y Design: Pulse-matched design to increase low-to-mid range torque, ideal for heavy-duty performance and daily driving.
- Premium Construction: Mandrel-bent 1⅝" (41mm) primary and 1⅞" (48mm) secondary pipes for superior exhaust velocity.
- High-Flow Outlet: Features a 2½" (63mm) outlet to support increased power levels.
- System Compatibility: Fully compatible with Power Steering and Air Conditioning systems.
- Precision Engineering: Designed to fit HSV VY and VZ models with the 5.7L Gen III engine and automatic transmission.
| Feature | Value | Feature | Value |
|---|---|---|---|
| Part # | PH 5366 | Gasket | DSF 138 |
| Primary Pipe | 1⅝" (41mm) | Secondary Pipe | 1⅞" (48mm) |
| Outlet | 2½" (63mm) | Oxy Sensor | Yes |
| P/Steering | Yes | Fitting Time | 3 Hrs |
Important Notes:
- Wiring Extensions: Models VY Series II and VZ require Oxygen Sensor Wiring Loom Extensions (VY Series II: PEX5367Y x 1; VZ 5.7L: PEX5367Z x 1).
- Transmission: Specifically designed for Automatic transmission models.
Important Information
- The image shown may not reflect the actual product
- Shipping times may vary depending on destination and stock availability
Vehicle Applications:
| Make | Model | From | To | Body | Series | Engine | Variant | Drivetrain |
|---|---|---|---|---|---|---|---|---|
| HSV | Coupe 4 / Avalanche / Avalanche XUV | 2003 | 2006 | Coupe / Wagon / Ute | VY - VZ | 5.7L Gen III V8 | Automatic | AWD |
| Product | Warranty Period |
|---|---|
| Pacemaker Headers | Two (2) years. |
| Pacemaker King Brown 4x4 Exhaust systems | Five (5) years. |
| Pacemaker Sports exhaust systems | Five (5) years. |
| Fabrication products and accessories | One (1) year. |
Payment & Security:
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
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Pacemaker Tri-Y Performance Headers - HSV VY-VZ AWD Coupe 4 / Avalanche / XUV 5.7L V8 - PH 5366 L/R HSV Kit
Unlock the performance potential of your All-Wheel Drive HSV with the Pacemaker PH 5366 Tri-Y Performance Headers. Engineered specifically for the rare AWD HSV line-up, including the VY-VZ Coupe 4, Avalanche wagon, and Avalanche XUV ute, these headers are designed to clear the complex AWD drivetrain while providing substantial gains in power and torque. The Tri-Y design focuses on optimizing exhaust scavenging for the 5.7 Litre Gen III LS1 engine, ensuring improved throttle response and a deep, aggressive V8 note. Built with mandrel-bent 1⅝" (41mm) primary pipes and 1⅞" (48mm) secondaries, these headers provide the high-flow efficiency needed for both street performance and heavy-duty use. Proudly Australian-made, this kit is specifically tailored for automatic transmission models.
Features:
This product offers the following performance features:
- AWD Specific Engineering: Custom-designed to fit the unique chassis and drivetrain of HSV All-Wheel Drive models.
- Tri-Y Scavenging: Optimized pipe routing to maximize mid-range torque and horsepower.
- High-Flow Construction: 1⅝" (41mm) primaries and 1⅞" (48mm) secondaries ensure smooth, unrestricted exhaust velocity.
- LS1 V8 Performance: Specifically tuned for the 5.7 Litre Gen III engine for optimal efficiency.
- Full Accessory Clearance: Maintains complete clearance for Power Steering and Air Conditioning systems.
- Precision Fitting: Designed for a high-quality fit on HSV VY and VZ AWD series.
| Feature | Value | Feature | Value |
|---|---|---|---|
| Part # | PH 5366 | Gasket | DSF 138 |
| Primary Pipe | 1⅝" (41mm) | Secondary Pipe | 1⅞" (48mm) |
| Outlet | 2½" (63mm) | Oxy Sensor | Yes |
| P/Steering | Yes | Fitting Time | 3 Hrs |
Important Notes:
- Wiring Extensions: Models VY Series II and VZ require Oxygen Sensor Wiring Loom Extensions.
- VY Series II: Requires Part No PEX5367Y x 1.
- VZ 5.7Ltr: Requires Part No PEX5367Z x 1.
- Transmission: Specifically designed for Automatic models.
Important Information
- The image shown may not reflect the actual product
- Shipping times may vary depending on destination and stock availability
Vehicle Applications:
| Make | Model | From | To | Body | Series | Engine | Variant | Drivetrain |
|---|---|---|---|---|---|---|---|---|
| HSV | Coupe 4 / Avalanche / Avalanche XUV | 2003 | 2006 | Coupe / Wagon / Ute | VY - VZ | 5.7L Gen III LS1 | Automatic | AWD |
| Product | Warranty Period |
|---|---|
| Pacemaker Headers | Two (2) years. |
| Pacemaker King Brown 4x4 Exhaust systems | Five (5) years. |
| Pacemaker Sports exhaust systems | Five (5) years. |
| Fabrication products and accessories | One (1) year. |
Payment & Security:
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy