Latest News & Product Release
Latest News
CARB or EPA – Which Catalytic Converter is Correct?
Most people assume that CARB-approved cats are needed for all California emissions vehicles and EPA cats are needed for all federal emission vehicles – is that correct?
How a Catalytic Converter Is Manufactured
We know what comes out of catalytic converters – cleaner air – but what goes INTO them? Learn how they’re made.
Manufacturing Heavy-Duty and Industrial Products
The heavy-duty market is exceptionally important – and incredibly diverse and demanding.
Previous News
AP Integrates Design and Manufacturing Engineering With Machine and Tooling Expertise
AP employs advanced automation, robotics and computer controlled monitoring as part of its quality and production management systems.
Every Vehicle Has Specific Needs; Custom Fixtures Create Accurate Exhaust Components
Proprietary fixtures serve as the quality control template throughout the production process.
At AP, Everything Starts With Steel
On an average day, AP processes over 125,000 feet of finished tubing for creating exhaust components.
What Killed The Catalytic Converter?
Catalytic converters die in one of two ways: fire and poison; neither is very pleasant.
AP Emissions is Committed to Quality, Coverage and Delivery
AP Exhaust has been in the marketplace since 1927, and today has hundreds of employees working as hard as they possibly can to produce the best quality parts to deliver on time.
How To Make a Muffler That Meets OEM Standards
AP offers customers muffler design options for virtually any vehicular application in form, fit and function.
Product Release
EPA OBDII Direct Fit Converter #641542
11-16 4 Cyl. Hyundai Elantra, 1.8L Engine, SULEV Emissions, Manifold Unit, Front
14-16 4 Cyl. Hyundai Elantra, 2.0L Engine, SULEV Emissions, Manifold Unit, Front
14-16 4 Cyl. Kia Forte, 1.8L Engine, SULEV Emissions, Manifold Unit, Front
EPA OBDII Direct Fit Converter #644105
13-16 4 Cyl. Hyundai Santa Fe Sport, 2.0L Engine, Requires 70003 Welded Assembly to Complete Installation
EPA OBDII Direct Fit Converter #643148
15-16 6 Cyl. Chevrolet/GMC Colorado/Canyon, 3.6L Engine, Rear
EPA OBDII Direct Fit Converter #644150
12-13 4 Cyl. Kia Soul, 2.0L Engine, Requires 58597 Resonator Pipe to Complete Installation
Category Filter
AP Integrates Design and Manufacturing Engineering With Machine and Tooling Expertise
Every Vehicle Has Specific Needs; Custom Fixtures Create Accurate Exhaust Components
At AP, Everything Starts With Steel
What Killed The Catalytic Converter?
AP Emissions is Committed to Quality, Coverage and Delivery
How To Make a Muffler That Meets OEM Standards
Dirty DPFs Will Idle Diesel Fleet Productivity
How Is A Quality DPF Made (And More Importantly, How Does It Work)? 
News Flash – Not All Diesel Particulate Filters Are The Same
Understanding The Most Common Causes Of DPF Failures
Understanding Catalytic Converter Function And Performance
