QK M113K Box Headers 202510101545

( Brand: Qk ), ( Items Included: Gasket ), ( Color: Brush ), ( Pipe Diameter: 70mm ), ( Material: 304 Stainless Steel ), ( Item Length: Mid-length ), ( Vintage Part: No ), ( Fuel Type: Gasoline ), ( Type: Exhaust Header ), ( Manufacturer Warranty: 1 Year ), ( Primaries Diameter: 45mm ), ( Country/region Of Manufacture: China ), ( Universal Fitment: Yes ), ( UPC: 202510101545 )

Review QK Open Box# M113 Mid length Headers fits SL55 CLS55 E55 C55 SL500 CLS500 E500

Introducing the QK World Performance mid-length headers for select Mercedes-Benz models: M113, M113K, SL55, CLS55, E55, and C55, as well as the SL500 and CLS500 with E500 engines. These headers are meticulously crafted to deliver improved performance and an enhanced driving experience.

The QK World Performance mid-length headers are manufactured using high-quality stainless steel for durability and resistance to corrosion. Each header is designed with a 1 5/8-inch primaries inlet and 3-inch collectors, allowing for optimal gas flow and increased horsepower. The 3-bolt flange design ensures a secure fitment and easy installation.

These headers are engineered to work seamlessly with your vehicle's factory catalytic converters, ensuring compliance with emissions regulations. However, if you prefer a more aggressive exhaust note, these headers can be used in conjunction with high-performance catalytic converters and a performance exhaust system.

The QK World Performance mid-length headers undergo rigorous testing to ensure optimal engine performance and longevity. By eliminating restrictive factory exhaust manifolds and enhancing exhaust flow, these headers provide a noticeable improvement in engine response, power, and torque.

Installing these headers is a straightforward process, making them an ideal upgrade for Mercedes-Benz enthusiasts looking to boost performance without the complexity of a full exhaust system. The headers come complete with all necessary hardware for installation, including new gaskets and bolts.

In summary, the QK World Performance mid-length headers offer Mercedes-Benz owners a significant performance upgrade, with improved horsepower, torque, and engine response. These headers are expertly crafted from high-quality stainless steel, ensuring durability and resistance to corrosion. With a straightforward installation process, these headers are an excellent choice for those looking to enhance their Mercedes-Benz driving experience.

Pros and Cons of Buying QK 202510101545 Box for M113, M113K, SL55, CL55, E55, C55, SL500, CL500, E500, and Mid-Length Headers

The QK 202510101545 box is a performance upgrade designed for various Mercedes-Benz models, including M113, M113K, SL55, CL55, E55, C55, SL500, CL500, and E500. This upgrade involves installing mid-length headers. Here's a detailed analysis of the pros and cons of buying this product.

1. Increased Performance: Mid-length headers allow for a more efficient exhaust flow, which results in increased power and torque. This can lead to improved acceleration and overall vehicle performance.

2. Enhanced Sound: The QK 202510101545 box is known to produce an appealing exhaust note. This upgrade can make your Mercedes-Benz vehicle sound more powerful and distinctive.

3. Better Throttle Response: Mid-length headers can help improve throttle response by reducing backpressure in the exhaust system. This results in smoother acceleration and a more responsive driving experience.

4. Durability: QK headers are made of high-quality materials, such as stainless steel, ensuring they can withstand the rigors of daily use and last for a long time.

5. Compatibility: The QK 202510101545 box is compatible with a wide range of Mercedes-Benz models, making it a versatile upgrade for many vehicle owners.

1. Cost: Mid-length headers and the accompanying installation can be quite expensive. This may not be a viable option for those with a tight budget.

2. Installation Complexity: Installing mid-length headers can be a complex process that requires specialized tools and expertise. This may involve hiring a professional mechanic, which can add to the overall cost.

3. Potential for Emissions Issues: Some users have reported issues with emissions when using mid-length headers. This may require additional modifications to ensure compliance with emissions regulations.

4. Potential for Noise: The increased exhaust flow and reduced backpressure can lead to a louder exhaust note. This may not be desirable for those seeking a quieter driving experience.

5. Lack of CARB Compliance: The QK 202510101545 box is not currently CARB (California Air Resources Board) compliant, which may limit its availability to residents of California and other states with similar regulations.

The QK 202510101545 box, which includes mid-length headers, offers several benefits, such as increased performance, enhanced sound, improved throttle response, and durability. However, it also comes with potential drawbacks, such as cost, installation complexity, potential emissions issues, and noise. Ultimately, the decision to purchase this product depends on your individual preferences, budget, and priorities as a Mercedes-Benz vehicle owner. If you value power, sound, and a responsive driving experience, this upgrade may be worth considering. However, if you have a tight budget or prefer a quieter driving experience, you may want to explore other options.

part # 202510101545 price

• $436.80

specifications maniheader:

• for models: Sl55, Cls55, E55, C55, Sl500, Cls500, E500
• brand: Qk
• items included: Gasket
• color: Brush
• pipe diameter: 70mm
• material: 304 Stainless Steel
• item length: Mid-length
• vintage part: No
• fuel type: Gasoline
• type: Exhaust Header
• manufacturer warranty: 1 Year
• primaries diameter: 45mm
• country/region of manufacture: China
• universal fitment: Yes
• upc: 202510101545

general maniheader:

• Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers
• condition: New

seller maniheader:

• # reviews: 65
• rating: 100.0%

payments maniheader:

• wallet: Apple-pay
• credit card: Mastercard
• other

offer maniheader:

• quantity: 1
• started: October 10, 2025
• availability: In Stock
• options: Ship-to-home
• sold: 0

shipping maniheader:

• transit: 5-8 Days
• carrier: UPS
• cost: $0.00
• service: UPS Ground
• type: Fixed
• class: Standard

returns maniheader:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

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