SKU: 19544147048

Pacemaker 2.5" Exhaust System with 1 3/4" Headers for HSV VT VX VY S1 5.7L V8 Sedan 1999–2003 - PP5361-17

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Description

Pacemaker 2.5" Exhaust System with 1 3/4" Headers for HSV VT VX VY S1 5.7L V8 Sedan 1999–2003 - PP5361-17Pacemaker 2. 5" Full Performance Exhaust System with 1 3 4" Tuned Headers for HSV VT, VX & VY Series 1 Sedan (5. 7L V8) PP5361 17 Unlock massive horsepower gains and unleash the deep, uncompromised muscle roar of your 5. 7L LS1 engine with the Pacemaker Sport Systems complete 2. 5" performance exhaust solution. Specifically engineered for the early HSV VT, VX, and VY Series 1 Sedan platforms, this heavy breathing configuration handles high output

Pacemaker 2.5" Full Performance Exhaust System with 1 3/4" Tuned Headers for HSV VT, VX & VY Series 1 Sedan (5.7L V8) - PP5361-17

Unlock massive horsepower gains and unleash the deep, uncompromised muscle roar of your 5.7L LS1 engine with the Pacemaker Sport Systems complete 2.5" performance exhaust solution. Specifically engineered for the early HSV VT, VX, and VY Series 1 Sedan platforms, this heavy-breathing configuration handles high-output applications seamlessly. Featuring 1 3/4" primary tuned headers paired with a balanced twin 2.5" mandrel-bent layout, it delivers maximum exhaust gas velocity making it the ultimate match for cammed, modified, or high-scavenging 5.7L builds. As Australia’s premium exhaust innovator, Pacemaker integrates elite acoustic engineering with patented V-Tex technology and double-skinned mufflers to offer an aggressive exterior rumble while completely counteracting intrusive cabin drone. Note: Fits HSV VT, VX, and VY Series 1 Sedan models (1999–2003) equipped with the 5.7L LS1 V8 engine.

Features:

Precision-manufactured in Australia to deliver the absolute peak in flow efficiency, scavenging performance, and refined depth of sound for the high-performance HSV sedan platform.

  • Complete Tuned Kit: Comprehensive setup incorporating primary tuned headers, high-flow cats, and a full 2.5" performance exhaust line.
  • 1 3/4" Tuned Headers: Proven primary tube design engineered to optimize mid-to-high end power potential and volumetric efficiency.
  • Premium Materials: Constructed completely from durable Exhaust Grade 409 Stainless Steel for superior longevity under high thermal stress.
  • V-Tex Technology: Advanced internal anti-drone configuration filters out harsh cabin boom frequencies while retaining deep exterior exhaust notes.
  • Signature Mufflers: Double-skinned 409 Stainless Steel mufflers offer superior casing strength and refined tonal control.
  • Hi-Flow Cats: Supplied with 3" premium high-flow metallic catalytic converters transitioning cleanly to a high-velocity 2.5" path.
Product Specifications for PP5361-17
Brand Pacemaker Sport Systems Part # / SKU PP5361-17
Product Type Headers & Full Exhaust System Primary Header Size 1 3/4" (44.5mm) Tuned Primaries
Material 409 Grade Stainless Steel Piping Size 2.5" (63.5mm) System
Engine Compatibility 5.7L LS1 V8 Body Configuration Sedan Only

Important Fitment Notes:

  • Specifically engineered to fit HSV VT, VX, and VY Series 1 Sedan models powered by the 5.7L LS1 engine (1999–2003).
  • Full kit scope: Includes 1 3/4" Tuned Performance Extractors, 3" High-Flow Metallic Catalytic Converters, and a complete 2.5" Performance Cat-Back assembly with signature double-skinned mufflers.
  • Direct bolt-on design reuses vehicle-specific factory hanger positions.
  • Professional automotive performance technician installation is highly recommended to guarantee ideal ground clearance and tight seals.

Vehicle Applications:

Make Model From To Body Series Engine Variant Drivetrain
HSV
HSV Clubsport / GTS / Senator 1999 2003 Sedan Only VT / VX / VY Series 1 5.7L LS1 V8 V8 Models RWD
Warranty Information
Product Warranty Period
Pacemaker Sports Exhaust Systems Five (5) years.

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Shipping Notes
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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]
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SKU: 19544147048

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Victoria Schaub
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It stays tucked
Color: Grey, Size: Queen
It is soft, comfortable and stayed tucked
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Reviewed in the United States on May 26, 2026
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Jack Al
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★★★★★ 1
Very very hot bed sheet.
Color: Grey, Size: King
This is the hottest bed sheet I have ever had in my life. Washed it, tried it out for a few nights and every single night we were sweating like crazy. Like soaking wet. Even to the point that we thought our AC was broken or something. Seems to be made good, but it's way to hot to sleep with.
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Jennifer
Lexington, US
★★★★★ 5
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Comfortable in current 45F cold weather. It can fit my 10’ thick memory foam mattress. The elastic straps help to fix position.
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Reviewed in the United States on May 15, 2026
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Robert W.
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★★★★★ 4
Only a bottom sheet
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Reviewed in the United States on April 23, 2026

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