Custom exhaust fabrication

Get more sound.

Removing silencers (or mufflers) from an exhaust system increases the noise level and alters the sound of the vehicle. Without a silencer, the exhaust note becomes louder, deeper, and more aggressive, as it allows sound waves to travel with less resistance.  
This change is particularly popular among car and motorcycle enthusiasts seeking a sportier or more distinctive exhaust tone.


Benefits of Removing Silencers:

  1. Enhanced Sound: Creates a more robust and aggressive exhaust note, which can enhance the driving or riding experience for enthusiasts.
  2. Reduced Backpressure: Silencers can restrict exhaust flow; removing them may slightly improve engine performance and responsiveness by reducing backpressure.
  3. Weight Reduction: Removing the silencer reduces the overall weight of the vehicle, which may marginally improve efficiency or performance.

However, this modification can have legal, environmental, and noise pollution implications, and it may negatively impact fuel efficiency and emissions control. Always ensure compliance with local regulations.

Go fully custom made to suit your requirement

When opting for a custom-made TIG-welded catback exhaust, customers can choose from several options to tailor the system to their preferences and needs:


  1. Material: Stainless steel (304 or 316 grade) for durability and corrosion resistance, or lightweight titanium for high-performance builds and show cars.
  2. Piping Diameter: Different diameters to optimize exhaust flow, balancing performance gains with sound levels based on the engine's power and intended use.
  3. Muffler Design: Options for resonated or straight-through mufflers to achieve a desired sound profile—quiet and refined or loud and aggressive.
  4. Exhaust Tips: Customizable shapes (round, oval, or square), sizes, and finishes, including polished, brushed, carbon fiber, or colored tips.
  5. Configuration: Single or dual exit systems, Y-pipes, or X-pipes for balanced flow and unique sound characteristics.
  6. Sound Level: Resonators, baffles, or adjustable valves to fine-tune the noise level to meet personal and legal requirements.
  7. Coatings: Heat-resistant ceramic coatings or wraps for improved thermal management and aesthetic appeal.

These options allow customers to create an exhaust system tailored to their vehicle, performance goals, and personal style.

Need a custom made downpipe?

A custom-made decat downpipe or sports cat can significantly enhance a vehicle’s performance and sound, tailored to the customer’s specific needs. Here's what you could achieve:


Decat Downpipe

  • Increased Performance: Eliminates the catalytic converter, reducing exhaust restriction and improving flow for more horsepower and torque.
  • Enhanced Sound: Produces a louder, more aggressive exhaust tone due to the lack of sound-dampening materials in the catalytic converter.
  • Weight Reduction: Removes the heavier catalytic converter, slightly reducing the overall weight of the vehicle.
  • Customization: Tailored pipe diameters and bends for optimal exhaust flow and fitment.

Considerations: May result in increased emissions and should be used for off road applications only*


Sports Cat

  • Performance Boost: Uses high-flow catalytic converters to strike a balance between emissions control and improved exhaust flow, offering a moderate power increase.
  • Legal Compliance: Retains emissions reduction functionality, making it road-legal in many applications
  • Sound Refinement: Offers a deeper, sportier tone while being less aggressive than a decat system.
  • Durability:  Built with robust materials like stainless steel and high-quality catalysts for long-term reliability.

Customization Options

  • Material: Stainless steel or titanium for durability and heat resistance.
  • Piping Diameter: To match performance goals and engine specifications.
  • Coatings: Ceramic or heat-resistant finishes for thermal management.
  • Integration: Designed to fit seamlessly with existing exhaust components or a full custom system.

These systems provide significant performance and aesthetic upgrades, giving customers a personalized balance of power, sound, and compliance.

Full custom manifold fabrication

Here at BTR Tuning we are able to provide full custom manifold fabrication


no matter the application we are confident we can produce a product perfect for your needs, from simple LOG style manifolds to full tubular manifold builds


manifolds for all applications, thin wall stainless for naturally aspirated buids, schedule pipe manifolds for heavy turbo setups. 


Benefits of a Custom Exhaust Manifold

  • Improved Performance: Optimized exhaust gas flow reduces backpressure, allowing the engine to breathe more efficiently, leading to increased horsepower and torque.
  • Tailored Design: Crafted to match specific engine setups, boosting performance for naturally aspirated or turbocharged applications.
  • Enhanced Durability: Built with high-grade materials  for long-lasting performance and resistance to heat and corrosion.
  • Better Heat Management: Advanced designs, coatings, or heat wrapping help manage engine bay temperatures, improving reliability and performance.
  • Custom Fitment: Perfectly aligns with the vehicle’s engine and exhaust system, accommodating unique configurations or space constraints.
  • Aesthetic Appeal: A polished or coated custom manifold can add a striking, high-performance look to the engine bay.

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