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Description
Pacemaker 2.5" Exhaust System with Tri-Y Headers for Holden VY S2 VZ 5.7L V8 2003–2006 - PP5367-03Pacemaker 2. 5" Performance Exhaust System with Tri Y Headers & Rear Pipe Only for Holden VY Series 2 & VZ (5. 7L V8) PP5367 03 Unlock the torque and an ultra aggressive V8 bark from your 5. 7L LS1 engine with the Pacemaker Sport Systems complete exhaust solution. Specifically engineered for the Holden VY Series 2 and VZ Sedan platforms, this high flow setup is configured with a high volume "Rear Pipe Only" exit plan instead of a standard rear muffler
Pacemaker 2.5" Performance Exhaust System with Tri-Y Headers & Rear Pipe Only for Holden VY Series 2 & VZ (5.7L V8) - PP5367-03
Unlock the torque and an ultra-aggressive V8 bark from your 5.7L LS1 engine with the Pacemaker Sport Systems complete exhaust solution. Specifically engineered for the Holden VY Series 2 and VZ Sedan platforms, this high-flow setup is configured with a high-volume "Rear Pipe Only" exit plan instead of a standard rear muffler assembly. This premium kit features precision-tuned Tri-Y headers for optimized low-to-mid range scavenging paired with a mandrel-bent 2.5" system. As Australia’s top manufacturer, Pacemaker utilizes signature engineering to deliver maximum exhaust gas velocity while providing a direct performance tone that stands out. Note: Fits Holden VY Series 2 and VZ Sedan models (2003–2006) equipped with the 5.7L LS1 V8 engine.
Features:
Precision-manufactured in Australia to deliver the ultimate balance of heavy-duty flow efficiency, raw acoustic output, and long service life for the LS1 Commodore platform.
- Complete Headers Setup: Total kit featuring high-performance Tri-Y headers, 3" hi-flow cats, and active piping sections.
- Rear Pipe Configuration: Built with a straight-through rear pipe replacing the standard tail muffler for maximum exhaust bark and unrestricted flow.
- Tri-Y Extractors: Specifically optimized to maximize mid-range torque delivery and sharpen throttle response on LS1 platforms.
- Premium Materials: Constructed using top-tier Exhaust Grade 409 Stainless Steel for excellent service life.
- Mandrel Bent Tubing: 2.5" (63mm) pipe structure ensures a smooth, constant internal diameter to prevent flow restriction.
- Hanger Integration: Designed as a direct bolt-on layout utilizing the vehicle's factory mounting points.
| Product Specifications for PP5367-03 | |||
|---|---|---|---|
| Brand | Pacemaker Sport Systems | Part # / SKU | PP5367-03 |
| Product Type | Headers & Full Exhaust System | System Exit Configuration | Rear Pipe Only (No Rear Muffler) |
| Material | 409 Grade Stainless Steel | Pipe Size | 2.5" (63mm) System |
| Engine Compatibility | 5.7L Gen III LS1 V8 | Country of Manufacture | Australia |
Important Notes:
- Specifically engineered for Holden VY Series 2 and VZ Sedan models powered by the 5.7L LS1 engine (2003–2006).
- Full system scope: Includes Performance Tri-Y Headers, 3" High-Flow Catalytic Converters, and a complete 2.5" exhaust system featuring a straight-through rear section with a rear pipe only.
- The "Rear Pipe Only" deletion of the rear resonator creates a louder, unfiltered acoustic profile compared to full-muffler configurations.
- Professional automotive technician installation is highly recommended to ensure precise alignment and ideal body clearance.
Vehicle Applications:
| Make | Model | From | To | Body | Series | Engine | Variant | Drivetrain |
|---|---|---|---|---|---|---|---|---|
| HOLDEN | ||||||||
| Holden | Commodore | 2003 | 2006 | Sedan | VY S2 / VZ | 5.7L LS1 V8 | SS / Berlina / Calais | RWD |
| Product | Warranty Period |
|---|---|
| Pacemaker Sports Exhaust Systems | Five (5) years. |
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