Cold Air Intake Kit for Chevrolet Silverado 1500 (1999-2007) with 4.3L V6 Engine CHR

Wake Up Your Vortec 4300 V6 with Improved Airflow and Throttle Response

Who It’s For: Designed specifically for 1999-2007 Chevrolet Silverado and GMC Sierra 1500 owners running the reliable Vortec 4300 engine family. Whether you’re daily driving or using your truck for work, this is for the owner who wants better passing power and a more aggressive engine note without breaking the bank.

The Problem: The Vortec 4300 is a legendary workhorse, but the factory air intake system is a major bottleneck. The stock setup uses narrow, corrugated plastic tubing designed more for sound suppression than performance. This creates air turbulence and restricts the volume of oxygen reaching the cylinders, leading to sluggish throttle response and mediocre fuel economy.

The Solution: This intake kit replaces the restrictive factory box and baffled tubing with a high-flow T304 aluminum induction pipe. By smoothing out the air path and using a high-velocity filter, we allow the engine to breathe more efficiently. This corrects the factory limitations of the Vortec 4300, delivering a noticeable improvement in mid-range torque and a much cleaner look under the hood.

Why This is the Ultimate Upgrade

• Optimized Induction: Replaces the restrictive stock air box and paper filter with a T304 lightweight aluminum pipe, allowing for a 10% increase in airflow capacity.
• Lifetime Filtration: Includes a high-flow, washable pleated filter that only requires servicing every 50,000 miles, eliminating the need for expensive disposable filters.
• Bolt-On Simplicity: This is a true direct-fit kit. You can have this installed in your driveway in under 60 minutes using basic hand tools—no cutting or drilling required.

Technical Specifications

Compatibility & OEM Reference

Fits the Following Vehicles:

• 1999 Chevy Silverado 1500 4.3L V6 Engine
• 2000 Chevy Silverado 1500 4.3L V6 Engine
• 2001 Chevy Silverado 1500 4.3L V6 Engine
• 2002 Chevy Silverado 1500 4.3L V6 Engine
• 2003 Chevy Silverado 1500 4.3L V6 Engine
• 2004 Chevy Silverado 1500 4.3L V6 Engine
• 2005 Chevy Silverado 1500 4.3L V6 Engine
• 2006 Chevy Silverado 1500 4.3L V6 Engine
• 2007 Chevy Silverado 1500 Classic Model 4.3L V6 Engine Only
• 1999 GMC Sierra 1500 4.3L V6 Engine
• 2000 GMC Sierra 1500 4.3L V6 Engine
• 2001 GMC Sierra 1500 4.3L V6 Engine
• 2002 GMC Sierra 1500 4.3L V6 Engine
• 2003 GMC Sierra 1500 4.3L V6 Engine
• 2004 GMC Sierra 1500 4.3L V6 Engine
• 2005 GMC Sierra 1500 4.3L V6 Engine
• 2006 GMC Sierra 1500 4.3L V6 Engine
• 2007 GMC Sierra 1500 Classic Model 4.3L V6 Engine Only

Interchange Part Numbers:

4.3, 4.3L, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, Silverado, Sierra, Classic, V6, CHR

The Performance Promise

Expert Tip: After installation, we recommend disconnecting your battery for 10 minutes. This allows the ECU to reset its fuel trim tables and properly calibrate for the increased airflow volume provided by the new intake. Buy with confidence. Backed by real automotive experts and fast shipping.