Ensure Your Modifications Meet Emissions Standards

Professional Pre-Certification Testing for CARB and EPA Compliance

Performance Test Lab specializes in preliminary emissions testing for modified vehicles. We help aftermarket manufacturers and performance shops verify their modifications stay within legal emissions limits before official certification.

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Comprehensive Emissions Testing Services

FTP75 Drive Cycle Testing

The Federal Test Procedure (FTP75) is the standard emissions test cycle used for light-duty vehicle certification. Our facility performs complete FTP75 testing to measure emissions during city driving conditions, including cold start, transient, and hot start phases.

Key Benefits:

  • Accurate urban driving simulation
  • EPA-recognized test protocol
  • Comprehensive emissions data
  • Cold and hot start analysis

US06 Supplemental Testing

The US06 Supplemental Federal Test Procedure evaluates emissions during aggressive driving and high-speed conditions. This test ensures your modifications perform within limits during rapid acceleration and highway speeds up to 80 mph.

Key Benefits:

  • High-speed emissions verification
  • Aggressive acceleration testing
  • Highway driving simulation
  • Complete performance envelope

We test your vehicle in both stock and modified configurations, providing detailed comparative analysis to ensure modifications remain within the certified emissions limits. Our preliminary testing helps identify potential issues before costly official certification attempts.

Start Your Emissions Testing

Ready to ensure your modifications meet emissions standards? Contact us for a testing quote or to schedule your preliminary certification test.

Call Us

(815) 425-8095

Business Hours

Monday - Thursday: 9:00 AM - 5:00 PM CST

Visit Us

455 Borden St,
Woodstock, IL 60098