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Believe It Kc300x Stage 3 Turbo (66/73) - 7.3 Powerstroke (l99-03) - Today Only [NOd4bBwl]

$51.99 $166.99 -69%

KC300x Stage 3 L99 TurboIntroducing the KC300x Stage 3 L99 Turbo, a high-performance upgrade designed for the 7.3 Powerstroke engine. This Gen 2 turbocharger boasts a robust design and cutting-edge technology to deliver unparalleled power and efficie

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KC300x Stage 3 L99 Turbo

Introducing the KC300x Stage 3 L99 Turbo, a high-performance upgrade designed for the 7.3 Powerstroke engine. This Gen 2 turbocharger boasts a robust design and cutting-edge technology to deliver unparalleled power and efficiency. With its 66mm 7x7 SXE style compressor wheel and 73mm turbine wheel, the KC300x is engineered to provide exceptional airflow and boost control.
  • 100% Drop-in Turbo – No modifications required for installation, ensuring a hassle-free upgrade.
  • Up to 238cc/80% Injectors – Supports high-flow injectors for maximum performance.

Key Features and Specifications

The KC300x Stage 3 L99 Turbo is packed with premium features that set it apart from the competition. Its 4" ported compressor housing with drilled anti-surge offers superior flow and improved efficiency. The high-flow non-EBPV outlet flange and adjustable wastegate actuator provide precise boost control, while the upgraded 360 thrust journal bearing design ensures durability and reliability.
  • 66mm 7x7 SXE Style Compressor Wheel – Extended tip technology for increased airflow.
  • 73mm SXE Style Turbine Wheel – Optimized for high efficiency and durability.

Practical Applications and Benefits

The KC300x Stage 3 L99 Turbo is the perfect choice for both daily drivers and performance enthusiasts. It enhances your 7.3 Powerstroke engine's performance, providing more power and responsiveness. This turbo is ideal for use in tow rigs, daily drivers, and racing applications. With its ability to handle high boost levels and its focus on cooling, the KC300x is a reliable and efficient choice for those looking to unlock the true potential of their 7.3 Powerstroke engine.

What Our Customers Say

January 1, 2026

Absolutely no complaints!

I'm happy with the product, it's great.

- Sonya N..

January 1, 2026

Absolutely no complaints!

This is a very good and solid item.

- Lori R..

January 1, 2026

Absolutely no complaints!

An outstanding tool. It is very great.

- Legend Q..

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