TRW 83YKNGQ91 Exhaust Valve

( Brand: Trw ), ( Manufacturer Part Number: 83YKNGQ91 ), ( Type: Exhaust Valve ), ( Fits 1: 1978-1989 Porsche 911 ), ( Fit Note: Exhaust Valve 41.5mm Diameter ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Please Read All Notes To Confirm Fitment ), ( Cs-sku: 400 )

Review TRW Exhaust Valve For fits 911 1978–1988

Introducing the TRW 83YKGQ91 exhaust valve, an essential component for maintaining optimal performance and longevity in your Porsche 911 models from 1978 to 1988. This exhaust valve, manufactured by TRW Automotive, is a high-quality replacement part designed to fit various models including the 1978-1983 911, 1980-1981 911 Carrera, 1984-1987 911 Carrera and 930, and 1982 and 1988 911 models.

The TRW 83YKGQ91 exhaust valve is meticulously engineered to match the original equipment specifications of your Porsche 911's exhaust system. It is manufactured using premium materials and advanced manufacturing processes to ensure durability, reliability, and precise fitment. This exhaust valve features robust construction, with high-temperature resistance materials that can withstand the extreme conditions inside your exhaust system.

The TRW 83YKGQ91 exhaust valve plays a crucial role in the proper functioning of your vehicle's exhaust system. It controls the flow of exhaust gases, ensuring they exit the engine efficiently and effectively. A faulty exhaust valve can lead to reduced engine performance, increased emissions, and potential safety issues. Replacing a worn-out or failing exhaust valve with the TRW 83YKGQ91 ensures that your Porsche 911 continues to operate at its best.

Installation of the TRW 83YKGQ91 exhaust valve is a straightforward process, making it an ideal choice for both DIY enthusiasts and professional mechanics. The part comes complete with all necessary hardware for installation, and the step-by-step instructions provided make the process as hassle-free as possible.

By choosing the TRW 83YKGQ91 exhaust valve, you can enjoy peace of mind knowing that you have installed a high-quality, authentic replacement part in your Porsche 911. This part carries the trusted TRW Automotive brand, ensuring that it meets the highest standards of quality and performance. Trust TRW to help you maintain the performance, reliability, and value of your cherished Porsche 911.

Exhaust Valve (TRW 83YKNGQ91) for Porsche 911 (1978-1988): Pros, Cons, and Conclusion

The TRW 83YKNGQ91 exhaust valve is a widely used replacement option for Porsche 911 models manufactured between 1978 and 1988. In this analysis, we will discuss the key advantages and disadvantages of purchasing this exhaust valve for your Porsche 911, followed by a conclusion and recommendation.

1. OEM-grade quality: The TRW 83YKNGQ91 exhaust valve is manufactured to Original Equipment Manufacturer (OEM) specifications, ensuring a perfect fit and reliable performance.

2. Improved engine efficiency: Replacing a worn-out exhaust valve can lead to improved engine efficiency, resulting in better fuel economy and increased power output.

3. Reduced emissions: A functioning exhaust valve is crucial for efficient exhaust gas flow, which leads to reduced emissions and improved environmental friendliness.

4. Enhanced performance: Upgrading to a new exhaust valve can result in improved engine response, increased torque, and overall better performance.

5. Long-lasting: TRW's reputation for producing high-quality parts ensures that the exhaust valve is built to last, providing peace of mind and reducing the need for frequent replacements.

1. Cost: The TRW 83YKNGQ91 exhaust valve may be more expensive compared to aftermarket alternatives, but its OEM-grade quality justifies the investment for many Porsche enthusiasts.

2. Complex installation: Installing an exhaust valve can be a complex process, requiring specialized tools and expertise. It is recommended to consult a professional mechanic or Porsche specialist for installation.

The TRW 83YKNGQ91 exhaust valve is an excellent choice for Porsche 911 owners seeking OEM-grade quality, improved engine efficiency, reduced emissions, enhanced performance, and long-lasting reliability. Although the cost and installation complexity may be considered drawbacks, the benefits far outweigh the potential disadvantages for those who value the performance and longevity of their Porsche 911.

If you're a Porsche 911 owner looking to replace your exhaust valve with a high-quality, reliable, and efficient option, the TRW 83YKNGQ91 exhaust valve is our top recommendation. Although the cost may be higher compared to aftermarket alternatives, the OEM-grade quality and performance benefits make it a worthwhile investment for Porsche enthusiasts.

Details:

Exhaust Valve 83YKNGQ91 for 911 1978 1983 1980 1979 1981 1984 1987 1982 1988: Brand: TRW condition: New, Notes 41.5mm Diameter, OEM Detailed Applications Vehicle Sub model Engine, 1986 1989 Porsche 9113.2L H6, 1984 1985 911Carrera, 1981 - 1983 9113.0L 1978 1980.

part #: 83ykngq91 price

• $43.12

specifications voomvalve:

• for years: 1978-1988
• brand: Trw
• mpn: 83ykngq91
• type: Exhaust Valve
• fits 1: 1978-1989 Porsche 911
• fit note: Exhaust Valve 41.5mm Diameter
• manufacturer warranty: 12 Month Warranty
• attention: Please Read All Notes To Confirm Fitment
• cs-sku: 400

returns voomvalve:

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

general voomvalve:

• condition: New
• Engines Engine Parts > Valvetrain Components > Valves

payments voomvalve:

• credit card: Discover
• wallet: Google-pay
• other

seller voomvalve:

• rating: 97.3%
• # reviews: 57983
• city: Overland Park, Kansas

offer voomvalve:

• availability: In Stock
• quantity: 1
• options: Ship-to-home
• started: May 13, 2026
• sold: 0

shipping voomvalve:

• service: Standard
• class: Standard
• cost: $0.00
• transit: 3-7 Days
• type: Fixed

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