Weapon R Race Header
2008–2015 Scion xB
953-204-106
Overview:
The Weapon*R Stainless Steel Race Header is a high-performance exhaust component designed specifically for the 2008–2015 Scion xB. Engineered to unlock your vehicle’s full potential, this race header delivers significant gains in horsepower and torque, making it an excellent upgrade for enthusiasts seeking enhanced engine performance and responsiveness.
Ideal for racing applications and high-performance builds, this header is perfect for drivers who push their engines to the limit and want a more aggressive exhaust sound alongside improved throttle response. Constructed from lightweight stainless steel, it also contributes to better vehicle handling through weight reduction.
Key Features:
Weapon*R’s race header incorporates advanced design and engineering to maximize exhaust flow and power output. Key features include:
- CAD-Simulated Design: Developed using computer-aided design and flow testing to ensure optimal exhaust efficiency and performance.
- Long Primary Tubes: Designed to enhance high-RPM power delivery for exhilarating acceleration.
- Stepped Sizing: Optimizes torque output across a broader RPM range, improving drivability and power consistency.
- Race Merge Collector: Provides ample exhaust flow, reducing restrictions and maximizing performance gains.
- Catalytic Converter-Free: Eliminates back pressure to maximize power output, intended for race and off-road use.
- Lightweight Stainless Steel Construction: Offers durability and reduces overall vehicle weight for improved handling.
Construction & Design:
The Weapon*R Race Header is crafted from premium stainless steel, ensuring long-lasting durability and resistance to corrosion. Its design features precision mandrel bends and TIG-welded joints for smooth exhaust flow and structural integrity. The use of CAD simulation and flow testing during development guarantees a perfect balance between performance and reliability.
The long primary tubes and stepped sizing are engineered to optimize exhaust scavenging, which enhances power delivery at high engine speeds. The race merge collector further improves exhaust flow by efficiently combining exhaust pulses, reducing turbulence and back pressure.
Performance & Sound
- Delivers noticeable increases in horsepower and torque for improved overall engine performance.
- Enhances throttle response, allowing for quicker and more precise acceleration.
- Produces a more aggressive and throaty exhaust note, elevating the driving experience.
- Reduces exhaust back pressure by eliminating the catalytic converter, maximizing power output.
Installation & Fitment:
This race header is designed as a direct fit for the 2008–2015 Scion xB, utilizing factory mounting points for straightforward installation. It is intended for racing and high-performance applications and does not include a catalytic converter, so it is recommended for off-road or track use only.
Installation may require professional tuning and the use of a CEL eliminator to prevent check engine light issues. No cutting or drilling is required for proper fitment.
- Direct bolt-on fitment for 2008–2015 Scion xB
- No cutting or drilling necessary
- CEL eliminator recommended for proper engine management
What's Included:
- Weapon*R Stainless Steel Race Header
- All necessary mounting hardware
- Installation instructions
Ideal For:
- Racing enthusiasts involved in drag racing, road racing, or other motorsports
- High-performance builds with upgraded camshafts, intakes, and other modifications
- Drivers who enjoy high-RPM driving and demand maximum engine responsiveness
Recommended Accessories
- Universal CEL Eliminator – Part # 963-111-101
- Upgraded Adjustable CEL Eliminator – Part # 963-111-104
