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Xmas Gift Idea Wehrli 11-16 Chevrolet 6.6l Lml Duramax High Flow Y-bridge Kit - Wcfab Red - Today Only [QTKa7yE4]

$80.99 $259.99 -69%

Upgrade Your 2011-2016 Chevrolet 6.6L LML Duramax PerformanceThe Wehrli 11-16 Chevrolet 6.6L LML Duramax High Flow Y-Bridge Kit by WCFab is a game-changer for your truck's performance. This advanced intake kit is designed to replace the OEM upper int

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Upgrade Your 2011-2016 Chevrolet 6.6L LML Duramax Performance

The Wehrli 11-16 Chevrolet 6.6L LML Duramax High Flow Y-Bridge Kit by WCFab is a game-changer for your truck's performance. This advanced intake kit is designed to replace the OEM upper intake manifold, offering a significant boost in airflow and efficiency. With a precision CNC machined cast aluminum high flow bridge, this kit improves air flow by an impressive 36%, unlocking the full potential of your engine. Say goodbye to the restrictive OEM Y-bridge and hello to a more powerful and responsive driving experience.
  • Increased Air Flow: 36% improvement for enhanced performance.
  • Custom Powder Coating: Available in your choice of colors for a personalized look.

Key Features and Specifications

This Y-Bridge Kit is more than just a high-flow intake; it's a comprehensive upgrade that includes a unique, 20% larger 3" fabricated aluminum upper crossover intercooler pipe. This design allows you to fully utilize the larger inlet diameter of the bridge, optimizing air intake and efficiency. The kit also incorporates the factory intake air heater grid for superior cold weather performance, ensuring that your truck is ready for any conditions. Additionally, the billet resonator plate replaces the stock plastic resonator, improving the engine bay appearance and enhancing the turbo and engine sound.
  • Unique Upper Crossover Intercooler Pipe: 20% larger than stock for maximum airflow.
  • Billet Resonator Plate: Enhances engine bay aesthetics and sound quality.

Installation and Compatibility

The WCFab Y-Bridge Kit is designed for easy installation on stock trucks, requiring no additional modifications, upgrades, or tuning. It is fully compatible with OEM throttle valve, EGR controls, and lower passenger side Intercooler Pipe, making it a seamless addition to your vehicle. For the ultimate performance gains, pair this kit with emissions compliant tuning and drop-in turbochargers. This kit supersedes part number WCF100607 and replaces GM part number 12658233, ensuring a direct fit and hassle-free installation.
  • Stock Truck Compatibility: No additional modifications required.
  • Direct Fit Replacement: Supersedes GM part number 12658233.

What Our Customers Say

January 4, 2026

Absolutely no complaints!

I find it to be extremely effective.

- Mia V..

January 4, 2026

Absolutely no complaints!

This is a very solid and reliable piece.

- Oaklyn E..

January 4, 2026

Absolutely no complaints!

It's a very well-made and reliable solution.

- Briar D..

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