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
Complete Combustion Calls For Strong Spark
Without a strong spark, the vehicle’s combustion system and emissions system will be inefficient and probably damaged.
Fuel Trim Diagnostics – What To Look For In Rich or Lean Conditions
An air fuel ratio of 14.7:1 is ideal for most gasoline engines when operating in normal closed loop conditions.
What Causes A P0420 Code?
The EPA says 7 percent of cars in the U.S. exceed federally mandated emissions standards.
AP EMISSIONS ANNOUNCES PROMOTION OF STEVEN NUNEVILLER
AP Emissions announce the promotion of Steven Nuneviller to Executive Vice President of Finance and Accounting.
GLENN BARCO JOINS AP EMISSIONS TECHNOLOGIES AS VICE PRESIDENT OF SALES
New Vice President of Sales, Glenn Barco joins AP Emissions Technology.
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
