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Factory Supply Truck Quality Exhaust Curved Stack 5'' Tuberia Accessories Muffler Tubes

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Exhaust Gas Management: Designed to efficiently direct exhaust gases away from the vehicle, reducing noise pollution and improving engine performance through optimized airflow and reduced backpressure.
  • Durability & Resistance: Constructed from high-quality stainless steel and steel materials, ensuring corrosion resistance, heat tolerance, and longevity even under extreme engine conditions.

Key features

  • 1. Corrosion-Resistant Stainless Steel Construction

  • With corrosion-resistant stainless steel material, ensure long-lasting durability in harsh environments compared to traditional steel exhaust systems*.

  • 2. Curved Design for Optimized Exhaust Flow

  • With a sleek curved design, reduce backpressure and enhance engine efficiency, outperforming straight-pipe configurations for smoother performance*.

  • 3. High-Temperature & Pressure Tolerance

  • With advanced heat-resistant engineering, maintain structural integrity and performance under extreme engine conditions, surpassing standard muffler tubes*.

  • 4. Tailored for Kenworth T800/W900 Commercial Use

  • Designed specifically for Kenworth T800/W900 models, deliver commercial-grade reliability and compatibility with heavy-duty driving demands*.

  • 5. Automotive-Grade Quality Assurance

  • Constructed to meet rigorous automotive industry standards, ensuring safety and durability for professional vehicle applications*.

Product details

Factory Supply Truck Quality Exhaust Curved Stack 5'' Tuberia Accessories Muffler Tubes

The Exhaust Curved Stack Tuberia Accessories Muffler Tubes are precision-engineered for Kenworth T800/W900 vehicles, combining durability and performance. Crafted from stainless steel or steel, these muffler tubes optimize exhaust flow with a curved design that reduces backpressure while enhancing engine efficiency.


Technical specifications

FeatureSpecificationBenefit
MaterialStainless Steel / SteelCorrosion resistance and long-term durability
DesignCurved top, straight lower sectionReduces noise and directs exhaust gases efficiently
Temperature ResistanceUp to 900°C (stainless steel) / 650°C (steel)Withstands extreme engine heat
Backpressure Reduction20% less than traditional designsImproves engine performance and fuel efficiency
CompatibilityKenworth T800/W900 exhaust systemsDirect-fit installation for seamless integration

Customization guide

Adjustable parameters to meet special needs:

  • Material Choice: Opt for stainless steel for high-corrosion environments or steel for cost-effective solutions.
  • Size/Shape: Customize tube length and curvature to fit non-Kenworth applications or modified exhaust systems.

Get inspired

Enhance your vehicle’s performance and aesthetics with these muffler tubes. The curved design not only reduces noise but also ensures optimal airflow, while the durable materials withstand harsh operating conditions.


Choose your model

ParameterBase Model (Steel)Advanced Model (Stainless Steel)Pro Model (Premium Stainless Steel)
MaterialSteelStainless Steel304-grade Stainless Steel
Temperature Resistance650°C850°C900°C*
Backpressure Reduction15%20%25%
WeightStandard10% lighter20% lighter (alloy reinforcement)

Supplier's note

  1. Technical Breakthroughs:

    • Material Innovation: Stainless steel variants offer 3x longer lifespan in corrosive environments.
    • Curved Design: Reduces backpressure by 20% compared to straight tubes, boosting engine efficiency.
    • Temperature Tolerance: Pro Model withstands 900°C, enabling use in high-performance engines.
  2. Optimal Version Selection:

    • Base Model: Ideal for budget-conscious users in low-corrosion regions.
    • Advanced Model: Perfect for commercial fleets needing corrosion resistance and moderate heat handling.
    • Pro Model: Engineers chose this for extreme-duty trucks (e.g., off-road or heavy-load applications) due to its triple-certified chemical resistance and lightweight design. With its 25% lower backpressure, it pairs seamlessly with turbocharged engines to maximize power output.

*Pro Model exceeds SAE J1161 exhaust system standards by 30%.

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
Material CompositionHarsh environmental conditions (e.g., salt roads, industrial zones)Industry Standard: ASTM A36 Steel
Our Base: ASTM A36 Steel
Our Advanced: ASTM A240 304 Stainless Steel ▲
(Corrosion resistance: 500+ hours neutral salt spray test)
Advanced tier resists corrosion 3x longer than steel ▲
Lightweight steel reduces vehicle weight
Advanced tier costs 20% more than Base ▲
Steel may rust in extreme conditions
Exhaust DesignHigh-performance engine setupsIndustry Standard: Straight exhaust path
Our Base: Mild curve (15° bend)
Our Advanced: Optimized 30° curved path ▲
(Reduces backpressure by 15% per ISO 5167)
Advanced design improves fuel efficiency by 8% ▲
Reduces engine strain
Requires custom installation for non-Kenworth models
Temperature ResistanceHeavy-duty trucking (e.g., long-haul transport)Industry Standard: 600°C max (SAE J1100)
Our Base: 700°C ▲
Our Advanced: 900°C ▲
(Withstands 1,200°C flange temp via SAE J2224)
Handles extreme engine loads ▲
Prevents warping under stress
Advanced material increases thermal inertia, delaying warm-up
Noise ReductionUrban delivery routesIndustry Standard: 95 dBA
Our Base: 88 dBA ▲
Our Advanced: 82 dBA ▲
(Measured at 1m per ISO 362-1)
Meets EPA urban noise regulations ▲
Reduces neighbor complaints
Advanced muffler adds 5kg weight to vehicle
Backpressure ManagementTurbocharged enginesIndustry Standard: 12 kPa @ 2,000 RPM
Our Base: 9 kPa ▲
Our Advanced: 6 kPa ▲
(ISO 5167 flow measurement)
Boosts low-end torque by 12% ▲
Enhances throttle response
Requires compatible engine tuning for full benefit
Customization OptionsSpecialty vehicle modificationsIndustry Standard: Standard fit only
Our Base: Length/curvature adjustments ▲
Our Advanced: Full 3D modeling + material swaps ▲
(Custom bends via CAD simulation)
Advanced tier supports hybrid/electric conversions ▲
Fits 90% Kenworth models
Custom builds add 1–2 weeks to delivery time

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