Tuner 13U7H001 Stealth Boost Tester HD Regulator | 2001-2021 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Features:

• Heavy-duty regulator built for long-term use
• Provides precise control of boost test pressure
• Compatible with 2001–2021 Duramax 6.6L trucks
• Ensures accurate and safe boost system testing
• Helps diagnose leaks in charge air components
• Easy to use for home or professional garages
• Durable design made from premium materials
• Works with stock or modified intake setups
• Protects components during pressure testing
• Supports consistent, repeatable diagnostic results
• CNC-machined fittings for secure connections
• Designed to integrate with Stealth Boost Testers

Keep Your Boost Testing Safe Smooth And Reliable

If you're chasing down a boost leak on your Duramax, the last thing you want is an unreliable regulator getting in your way. The Stealth Boost Tester HD Regulator is built to handle the job with the durability and control serious diesel owners expect. Whether you’re pressure testing in your driveway or dialing in a custom setup in the shop, this heavy-duty regulator gives you the confidence to apply pressure without risking damage to your system. It’s not just about power loss, it’s about peace of mind. You’ll be able to simulate real boost conditions and know for sure whether your charge pipes, intercooler, or couplers are sealed up tight. This isn’t some generic tool either, it’s made for your 2001-2021 Silverado or Sierra 2500HD or 3500HD with a 6.6L Duramax. If you want reliable test results and a boost system that performs at its best, this regulator is a key part of the puzzle.

Built For Consistency And Precision Every Single Time

The Tuner 13U7H001 Stealth Boost Tester HD Regulator is designed to deliver stable and repeatable test pressure during boost leak diagnostics. Precision control is critical when testing charge air systems, and this regulator ensures you can fine-tune pressure levels to match real driving conditions without over-pressurizing components. It integrates seamlessly with Stealth Boost Tester kits and is compatible with all 2001-2021 Duramax-powered Silverado and Sierra 2500HD/3500HD models. The high-quality materials and CNC-machined fittings ensure durability and leak-free operation during use, even in demanding shop environments. Whether you're checking for small leaks in upgraded silicone couplers or confirming your intercooler’s integrity after a turbo swap, this regulator gives you accurate, controlled feedback. It’s also a smart investment for anyone doing regular performance checks or maintenance on their Duramax. By delivering reliable air flow and pressure regulation, it becomes a crucial part of diagnosing and fine-tuning your truck’s performance.

Fits: 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Notes:

• Designed for use with 2001–2021 Duramax 6.6L engines
• Regulator is part of the Stealth Boost Tester system
• Controls test pressure to prevent system damage
• Ideal for testing intercoolers, piping, and couplers
• Heavy-duty build suitable for regular shop use
• Recommended for both stock and modified setups
• Works with existing Stealth Boost Tester faceplate adapters
• Helps verify boost system integrity before tuning or repairs
• Eliminates guesswork in diagnosing performance issues
• Designed for accurate and consistent pressure regulation