1. Manifolds & Headers Offered
  2. sku: 11585559303668603
  3. SPEEDRACINGTURBO SPT-EHD1421

SPEEDRACINGTURBO SPT-EHD1421 Steel Tube Exhaust Header 1.8L Manifold

fits model: Civic. make: Honda. year: 2006–2011.

Spt-ehd1421 Speedracingturbo For 06-11 Honda Civic 1.8l Stainless Steel Long Tube Exhaust Header Manifold

( Brand: Speedracingturbo ), ( Restricted States: California, Maine, New York ), ( Items Included: Gasket, Screw ), ( Main Pipe Szie: 2.5 Diameter Piping ), ( Item Length: Long Tube ), ( Placement On Vehicle: Front ), ( Fuel Type: Gasoline ), ( Manufacturer Warranty: 6 Months ), ( Features: Polished ), ( Finish: Semi-polished ), ( Performance Part: Yes ), ( Mounting Style: Bolt-on ), ( Inlet Sizes: 3.5in ), ( Oxygen Sensor Location: Post Catalyst ), ( Color: Metallic ), ( Fitment Type: Performance/custom ), ( Manufacturer Part Number: SPT-EHD1421 ), ( Cylinder Head Type: Oval Port Large ), ( Material: Stainless Steel ), ( Vintage Part: No ), ( California Prop 65 Warning: This Product Contains Chemicals Known To The State. ), ( Fit: Fits Models With 1.8l Motor ), ( Type: Exhaust Header ), ( Oe/oem Part Number: 06 07 08 09 10 11 ), ( Note: Does Not Fit Si, Hybrid, Gx Models ), ( Country Of Origin: China )

Review SPEEDRACINGTURBO Honda 1.8l Stainless Steel Long Tube Exhaust Header Manifold fits CIVIC 2006–2011

Introducing the SpeedRacing Turbo SPT-EHD1421 Exhaust Header Manifold, a high-performance upgrade for your 2006-2011 Honda Civic 1.8L engine. This manifold is not just an aesthetic modification but a significant step towards enhancing your vehicle's power output and exhaust flow.

The SPT-EHD1421 is meticulously crafted from top-grade stainless steel, ensuring durability and resistance to corrosion. Its tubular design not only adds a touch of sportiness to your engine bay but also reduces exhaust backpressure, allowing for better engine breathing and improved performance.

This header manifold is designed as a direct replacement for your stock component, ensuring a seamless installation process. It features a 1.5-inch primary pipe diameter and 3-inch collector outlet, optimizing exhaust flow and maximizing power gains.

The SpeedRacing Turbo SPT-EHD1421 is not only a performance upgrade but also an aesthetic enhancement. Its polished stainless steel finish adds a sleek and premium look to your engine, making it a standout modification for any Honda Civic enthusiast.

Investing in this exhaust header manifold offers numerous benefits, including increased horsepower, torque, and throttle response. It's perfect for those seeking to unleash the full potential of their 1.8L Honda Civic engine. So, if you're ready to take your driving experience to the next level, the SpeedRacing Turbo SPT-EHD1421 Exhaust Header Manifold is an excellent choice for your vehicle.

Pros and Cons of Buying a Speed Racing Turbo SPT-EHD1421 Exhaust Header Manifold for 06-11 Honda Civic 1.8L

Introduction:

The Speed Racing Turbo SPT-EHD1421 exhaust header manifold is an aftermarket performance part designed for the 06-11 Honda Civic 1.8L engines. This manifold is known for its durability and ability to improve engine performance. In this analysis, we will discuss the advantages and disadvantages of investing in this product.

Pros:

1. Enhanced Performance: This exhaust header manifold is designed to improve engine performance by reducing back pressure and optimizing exhaust gas flow. This results in increased horsepower and torque.

2. Durability: The Speed Racing Turbo SPT-EHD1421 exhaust header manifold is made from steel tubing, making it more robust and resilient compared to the factory exhaust manifold.

3. Improved Throttle Response: With this exhaust header manifold, drivers can expect improved throttle response, allowing for quicker acceleration and smoother power delivery.

4. Better Sound: The Speed Racing Turbo SPT-EHD1421 exhaust header manifold produces a more aggressive exhaust note, appealing to many enthusiasts.

Cons:

1. Installation Complexity: Installing this exhaust header manifold can be a complex process, especially for those with little to no experience in automotive performance modifications.

2. Cost: Compared to the factory exhaust manifold, the Speed Racing Turbo SPT-EHD1421 exhaust header manifold is more expensive.

3. Potential for Increased Noise: Some drivers may find the increased exhaust noise produced by this manifold to be intrusive or excessive.

Conclusion:

The Speed Racing Turbo SPT-EHD1421 exhaust header manifold offers several advantages, such as enhanced performance, durability, improved throttle response, and a more aggressive exhaust note. However, it also comes with some disadvantages, including installation complexity, cost, and potential for increased noise.

Recommendation:

For Honda Civic 1.8L owners who are serious about optimizing engine performance and are willing to invest the time and money required for installation, the Speed Racing Turbo SPT-EHD1421 exhaust header manifold is a worthwhile investment. Those who prioritize a quieter driving experience or have limited experience with performance modifications may want to consider other options. Ultimately, the decision to purchase this product should be based on individual preferences and priorities.

specifications maniheader:

  • for models: Civic
  • for makes: Honda
  • for years: 2006-2011
  • brand: Speedracingturbo
  • restricted states: California, Maine, New York
  • items included: Gasket, Screw
  • main pipe szie: 2.5 Diameter Piping
  • item length: Long Tube
  • placement on vehicle: Front
  • fuel type: Gasoline
  • manufacturer warranty: 6 Months
  • features: Polished
  • finish: Semi-polished
  • performance part: Yes
  • mounting style: Bolt-on
  • inlet sizes: 3.5in
  • oxygen sensor location: Post Catalyst
  • color: Metallic
  • fitment type: Performance/custom
  • manufacturer part number: SPT-EHD1421
  • cylinder head type: Oval Port Large
  • material: Stainless Steel
  • vintage part: No
  • california prop 65 warning: This Product Contains Chemicals Known To The State.
  • fit: Fits Models With 1.8l Motor
  • type: Exhaust Header
  • oe/oem part number: 06 07 08 09 10 11
  • note: Does Not Fit Si, Hybrid, Gx Models
  • country of origin: China

general maniheader:

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

seller maniheader:

  • # reviews: 2565
  • rating: 97.0%

offer maniheader:

  • started: April 7, 2026
  • availability: In Stock
  • sold: 0
  • options: Ship-to-home
  • quantity: 5
  • best offers: True

shipping maniheader:

  • type: Fixed
  • cost: $0.00
  • transit: 4-10 Days
  • class: Economy
  • service: FedEx Ground Economy
  • carrier: FedEx

payments maniheader:

  • credit card: Diners-club
  • wallet: Google-pay
  • other

returns maniheader:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days
for models: civic, for makes: honda, for years: 2006-2011, restricted states: california, maine, new york, items included: gasket, screw, main pipe szie: 2.5 diameter piping, item length: long tube, placement on vehicle: front, fuel type: gasoline, manufacturer warranty: 6 months, features: polished, finish: semi-polished, performance part: yes, mounting style: bolt-on, inlet sizes: 3.5in, oxygen sensor location: post catalyst, fitment type: performance/custom, cylinder head type: oval port large, vintage part: no, california prop 65 warning: this product contains chemicals known to the state., fit: fits models with 1.8l motor, type: exhaust header, oe/oem part number: 06 07 08 09 10 11, note: does not fit si, hybrid, gx models, country of origin: china,
category: auto parts > car truck parts accessories > exhaust emission systems > manifolds headers, color: metallic, material: stainless steel, sku: 11585559303668603,

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