APR T2100009 Longitudinal 810904031594 K04-64 2.0T B8.5 A4/A5

( Brand: Apr ), ( Manufacturer Part Number: T2100009 ), ( Type: Air Induction Fuel Delivery Gt; Superchargers And Turbochargers ), ( Manufacturer Warranty: Manufacturers Limited 1 Year ), ( UPC: 810904031594 )

Review APR System 2.0t Longitudinal And B8.5 A4/a5 fits B7 B8 A4 A5 TURBO

Introducing the APR T2100-09 K04-64 Turbocharger Upgrade Kit for longitudinal 2.0T B7, B8, and B8.5 A4/A5 models, designed by the renowned aftermarket performance experts at APr. This turbocharger kit is engineered to deliver substantial power gains and improved response, making it an excellent choice for enthusiasts seeking to enhance their vehicle's performance.

The heart of this upgrade is the K04-64 turbocharger, which boasts several enhancements over the stock unit. The compressor map has been optimized for improved mid-range torque and top-end power, resulting in a significant increase in horsepower and torque. Additionally, the turbine wheel design allows for better efficiency, generating more power at lower engine speeds.

The turbocharger is also equipped with a more robust and durable ball-bearing center housing. This design offers better thermal management and increased reliability compared to the stock cartridge-style turbine housing. Moreover, the kit includes a high-performance wastegate actuator, which ensures precise boost control and consistent power delivery.

The APR T2100-09 K04-64 Turbocharger Upgrade Kit also includes various hardware components necessary for installation. These include an upgraded oil line kit, a high-performance exhaust manifold gasket, and an upgraded turbocharger oil line. These components are designed to ensure a proper seal and optimal performance after the installation.

Furthermore, this turbocharger kit comes with an AP Racing intercooler, which provides increased cooling capacity to maintain optimal air temperatures during high-performance driving. The intercooler features a high-density core and efficient airflow design, ensuring consistent power levels throughout the RPM range.

The APR T2100-09 K04-64 Turbocharger Upgrade Kit is not just about power gains; it also prioritizes reliability and durability. Each turbocharger is rigorously tested on the dyno to ensure proper function and performance. Additionally, the kit comes with detailed installation instructions and technical support from APr to ensure a smooth installation process.

In summary, the APR T2100-09 K04-64 Turbocharger Upgrade Kit for longitudinal 2.0T B7, B8, and B8.5 A4/A5 models is an excellent choice for enthusiasts seeking substantial power gains and improved response. With optimized compressor mapping, a more robust and durable turbocharger, and various hardware components, this kit delivers impressive power figures while prioritizing reliability and durability.

The APR Turbo Kit (Part Number: T2100009 K04-64) is a popular aftermarket upgrade for Volkswagen and Audi models with longitudinal 2.0T engines, including the B7, B8, and B8.5 A4 and A5. This turbo kit offers significant power gains, but like any modification, it comes with its advantages and disadvantages.

1. Power Gain: The primary advantage of the APR T2100009 K04-64 turbo kit is the substantial power increase it provides. Users can expect a power gain of approximately 50-100 horsepower and 70-120 lb-ft of torque, depending on the specific engine and tuning.

2. Improved Drivability: The turbo kit enhances the overall driving experience by providing improved low-end torque, making the vehicle more responsive and agile.

3. Enhanced Engine Sound: The turbo kit also comes with an exhaust system, which can result in a more engaging and satisfying exhaust note.

4. Customizability: The APR turbo kit offers various options, such as different turbo sizes and exhaust systems, allowing users to tailor the modification to their specific preferences and power goals.

1. Cost: The APR T2100009 K04-64 turbo kit is a premium upgrade and can be quite expensive. The cost includes not only the turbo kit itself but also potential upgrades, labor, and installation fees.

2. Complex Installation: Installing the turbo kit requires a high level of expertise and experience, which may result in additional labor and installation costs.

3. Increased Maintenance: A more powerful engine requires more frequent maintenance, including regular oil changes, coolant flushes, and potential turbocharger maintenance.

4. Potential Negative Impact on Fuel Economy: The increased power output can lead to a decrease in fuel economy, especially when driving aggressively.

The APR T2100009 K04-64 turbo kit is an excellent choice for Volkswagen and Audi owners seeking substantial power gains and improved driving dynamics. However, it comes with a high cost, complex installation, and increased maintenance requirements. Ultimately, the decision to purchase the kit depends on individual preferences, priorities, and budgets.

If you're considering the APR T2100009 K04-64 turbo kit, carefully weigh the advantages and disadvantages, and consider consulting a professional mechanic or tuner for advice. Make sure to factor in the cost of the kit, installation, and ongoing maintenance when making your decision. Additionally, consider alternative upgrades, such as performance chips or exhaust systems, which may offer similar benefits at a lower cost.

Details:

The heart of the system is a Borg Warner K04-64. Transient response is lightning fast with minimal lag. We integrated the DV into compressor cover, just like factory Turbo it replaces. High quality materials and components throughout.

Its a simple and clean install. Install hardware: APR doesn't cut any corners with this system. The CNC-machined billet compressor wheel and stainless steel exhaust manifold are a substantial leap in technology, performance, reliability over the factory unit. DV integrated into the compressor cover.

Power comes on quick, and stays strong through the entire power band. Buyer pays return shipping. The DV mounts to the Turbo, eliminating several potential boost leak points. ECU software included.

OEM K04 drop-in Turbo. In doing so, clutter and complexity is removed. Big power and torque gains. Unlike the off shelf K04-64 unit, Apr's unit is customized.

Turbocharger: APR uses Genuine Borg Warner components. APR T2100009 K04-64 Turbo System - 2.0T Longitudinal B7, B8 and B8.5 A4/A5:.

part #: t2100009 price

• $3999.95

specifications turbiparts:

• for models: B7, B8, A4, A5, Turbo
• brand: Apr
• mpn: T2100009
• type: Air Induction Fuel Delivery Gt; Superchargers And Turbochargers
• manufacturer warranty: Manufacturers Limited 1 Year
• upc: 810904031594

general turbiparts:

• Air Fuel Delivery > Turbos, Superchargers Intercoolers > Turbos Parts
• condition: New

offer turbiparts:

• sold: 0
• started: November 4, 2025
• options: Ship-to-home
• quantity: 1
• availability: In Stock

returns turbiparts:

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

payments turbiparts:

• other
• credit card: Mastercard
• wallet: Paypal

shipping turbiparts:

• class: Standard
• service: UPS Ground
• type: Fixed
• carrier: UPS
• transit: 2-4 Days
• cost: $0.00

seller turbiparts:

• rating: 99.4%
• # reviews: 49994
• city: Bowling Green, Kentucky

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