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Honda Civic B18 4-1 Exhaust Manifold – Professional Sport Performance Manifold
The high-quality Honda Civic B18 4-1 exhaust manifold from TurboWorks is an essential upgrade for enthusiasts looking to enhance engine performance and tuning. Designed for Honda Civic B-series models produced between 1988 and 2000, this product is made entirely from premium, acid-resistant stainless steel, ensuring exceptional durability and resistance to corrosion and high temperatures.
Top Quality Construction – Stainless Steel and Precise TIG Welding Technology
The TurboWorks exhaust manifold features superior materials and craftsmanship. Made of 100% acid-resistant stainless steel, it guarantees longevity and reliability even under demanding conditions. Precision TIG welding ensures airtight seams and durability, while smooth exhaust channels minimize flow resistance, translating into improved engine performance.
Power Increase and Torque Improvement – Optimized Exhaust System for Honda Civic B18
Installing the TurboWorks sport exhaust manifold can provide up to a 10% power increase. The manifold efficiently directs exhaust gases from the engine cylinders, optimizing combustion and boosting engine efficiency. This results in improved acceleration, better throttle response, and a noticeable increase in torque at mid and high RPM ranges.
Technical Specifications of the TurboWorks Manifold for Honda Civic B18 4-1
- Compatibility: Honda Civic B-series (manufactured 1988-2000)
- Internal outlet diameter: 60 mm – ensuring optimal exhaust flow
- Material: 100% high-quality acid-resistant stainless steel
- Welding technology: TIG – guarantees airtight and durable construction
- Design and construction tailored for the B18 engine
Why is the Exhaust Manifold Crucial for Honda Civic Engine Tuning?
When tuning a Honda Civic B18 engine, replacing the stock exhaust manifold with a performance one is one of the first and most important upgrades. Factory manifolds often restrict exhaust gas flow, which negatively impacts power and engine smoothness. The TurboWorks manifold enhances exhaust gas evacuation, leading to better fuel combustion, increased power output, and a more aggressive, sporty exhaust sound.
Durability and Reliability – 24-Month Warranty
Every TurboWorks exhaust manifold for Honda Civic B18 4-1 comes with a 24-month warranty. Our products undergo rigorous testing for wear resistance, high temperature tolerance, and corrosion resistance, ensuring reliable and long-lasting performance even under the most demanding driving conditions.
Tuning Accessories – Lambda Sensor Adapters to Eliminate Catalyst Errors
We also offer specialized lambda sensor adapters that eliminate catalyst error codes in the vehicle's diagnostic system. These adapters are the perfect complement to the TurboWorks exhaust manifold, improving exhaust system performance and ensuring correct emissions system operation.
Type of warranty: manufacturer's warranty.
Warranty period: 24 months.
The manufacturer's warranty means that in the event of a defect or malfunction, the product will be repaired or replaced by an authorized service center. In most cases, proof of purchase (receipt or invoice) is required.
To submit a warranty claim, please contact our store via the warranty claim form. The product must be sent back to us at your own expense. If the claim is approved, we will refund the shipping costs upon presentation of proof of payment.
If you have any questions regarding the warranty conditions or the status of your claim, please contact our customer service department.












