TOMEI TA303A-SB04A Racing Intake Exhaust Valve Set FA20DIT

( Brand: Tomei ), ( Manufacturer Part Number: TA303A-SB04A ), ( Intake Valve Stem Diameter: 5.46mm ), ( Type: Intake Exhaust Valve Set ), ( Exhaust Valve Head Diameter: 30mm ), ( Manufacturer Warranty: 1 Year ), ( Intake Valve Head Diameter: 35mm ), ( Exhaust Valve Length: 97.7mm ), ( Intake Valve Length: 105mm ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Performance Part: Yes )

Review TOMEI Racing Intake And Exhaust Valve Set For Subaru fits WRX 2015–2021

The Tomei Ta303A-SB04A Racing Intake Exhaust Valve Set is an essential upgrade for Subaru WRX (FA20DIT) model years 2015 to 2021 drivers seeking improved engine performance and response. This high-performance valve set is meticulously engineered by Tomei, a renowned name in the automotive aftermarket industry, known for its commitment to producing top-tier components.

This intake exhaust valve set is designed to maximize the efficiency of your FA20DIT engine's intake and exhaust systems. Each valve is meticulously crafted from stainless steel, ensuring durability and resistance to corrosion. The 32mm intake valves feature a semi-bucket design, which contributes to the optimal intake flow and improved engine response. The exhaust valves, with a diameter of 28.5mm, are designed with a flat-bottom shape to ensure optimal exhaust flow.

The Ta303A-SB04A valve set also features a unique, single-spring design that offers excellent valve control and reduced engine noise. This design helps to maintain optimal engine pressure and improve overall performance, particularly during high RPM operation.

The installation of the Tomei Ta303A-SB04A Racing Intake Exhaust Valve Set is relatively straightforward and can typically be completed in a few hours by an experienced DIY mechanic or a professional technician. The set includes all necessary hardware for a seamless installation process.

By upgrading your Subaru WRX's intake and exhaust valves with the Tomei Ta303A-SB04A Racing Intake Exhaust Valve Set, you can expect improved engine response, increased horsepower, and enhanced overall driving performance. This upgrade is particularly beneficial for those seeking to take their Subaru WRX to the next level in terms of power and handling.

In conclusion, the Tomei Ta303A-SB04A Racing Intake Exhaust Valve Set is an excellent investment for Subaru WRX (FA20DIT) owners looking to boost their engine performance and response. With its high-quality stainless steel construction, optimized valve design, and straightforward installation process, this valve set is a must-have for any serious Subaru enthusiast.

Tomei Ta303A-SB04A Racing Intake Exhaust Valve Set for Subaru WRX FA20dit: A Detailed Analysis

The Tomei Ta303A-SB04A Racing Intake Exhaust Valve Set is a popular upgrade among Subaru WRX FA20dit owners. This component aims to enhance engine performance by improving the flow of air and exhaust gases in and out of the engine. In this analysis, we will discuss the potential benefits and drawbacks of this upgrade.

1. Improved engine performance: The primary reason for installing the Tomei Ta303A-SB04A Racing Intake Exhaust Valve Set is to enhance engine performance. By reducing the restriction in the intake and exhaust systems, the engine can breathe more freely, leading to increased power output and improved throttle response.

2. Enhanced engine sound: The intake and exhaust valves contribute to the unique sound that comes from a Subaru WRX. Installing these high-performance valves can result in a more aggressive and exhilarating exhaust note.

3. Durability: Tomei is a well-known and reputable brand in the automotive performance industry. The Ta303A-SB04A Racing Intake Exhaust Valve Set is designed to withstand the rigors of high-performance driving, providing durability and reliability.

1. Cost: The Tomei Ta303A-SB04A Racing Intake Exhaust Valve Set is a premium upgrade, and the cost may be a significant deterrent for some Subaru WRX FA20dit owners.

2. Installation complexity: Installing the Tomei Ta303A-SB04A Racing Intake Exhaust Valve Set requires a certain level of mechanical expertise. The process involves removing various engine components, which can be time-consuming and may require specialized tools.

3. Potential noise increase: Depending on personal preferences, some individuals may find the increased exhaust noise produced by the high-performance valves to be excessive.

The Tomei Ta303A-SB04A Racing Intake Exhaust Valve Set is an excellent upgrade for Subaru WRX FA20dit owners who are looking to maximize engine performance, improve throttle response, and enhance the exhaust note. However, the upgrade comes with a significant cost and installation complexity. If you have the budget and mechanical skills, this upgrade can provide noticeable improvements to your driving experience. Alternatively, if you are looking for a more cost-effective solution or prefer a quieter exhaust note, other options may be more suitable for your needs. Ultimately, the decision to install the Tomei Ta303A-SB04A Racing Intake Exhaust Valve Set depends on your personal preferences, budget, and performance goals.

Details:

Not available on some model's. The wasted stem allows a greater volume of air/gases to enter and exit the combustion chamber as valve extends. Tomei Racing Intake Exhaust Valve Set,: Features: The oversized head diameter is designed specifically for each application, significantly improving the flow rate. 100% Genuine Tomei products.

These are then coated with a special formula that further improves the valves' resistance to heat, wear and corrosion. The intake valves are made using SUH35 HEAT RESISTANT STEEL which is more commonly used to make exhaust. Untitled Document. In order to withstand temperatures of up around 10 the exhaust valves are made using a nickel based heat resistant alloy, INCONEL 751.

part #: ta303asb04a prices

• $790.00-$1795.50

specifications voomvalve:

• for models: Wrx
• for makes: Subaru
• for years: 2015-2021
• brand: Tomei
• mpn: Ta303a-sb04a
• intake valve stem diameter: 5.46mm
• type: Intake Exhaust Valve Set
• exhaust valve head diameter: 30mm
• manufacturer warranty: 1 Year
• intake valve head diameter: 35mm
• exhaust valve length: 97.7mm
• intake valve length: 105mm
• california prop 65 warning: California Prop 65 Warning
• performance part: Yes

returns voomvalve:

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

seller voomvalve:

• rating: 99.0%
• city: Los Angeles, California
• # reviews: 38475

payments voomvalve:

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

shipping voomvalve:

• cost: $0.00
• transit: 5-8 Days
• service: Standard with Adult Signature required
• type: Fixed
• class: Standard

general voomvalve:

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

offer voomvalve:

• availability: In Stock
• options: Ship-to-home
• started: October 2, 2025
• sold: 0
• quantity: 1

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