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Learning Center

What is an Inductive Resistor?

In an inductive resistor design, a coiled nickel wire is inserted into the stem and held in place by a spring... Read More

What is the Difference Between NGK ES and ECS Spark Plugs?

NGK ES and ECS spark plugs may have identical specifications when it comes to shell dimensions... Read More

Why Do Some Spark Plugs Have Two Part Numbers?

Why do some spark plug brands have two sets of numbers? Read More

Car Maintenance Checklist

Routine auto care and preventative maintenance helps keep your car safe and dependable. Read More

OE Identical Oxygen Sensors Installation Instructions

How do I Install OE Identical Oxygen Sensors? Read More

Oxygen Sensor Position Guide

How Do I Identify the Correct Sensor? Read More

Air Conditioning Installation Guides

A/C System Installation Instructions Read More

A/C System Troubleshooting Guide

Air Conditioning Troubleshooting Guide Read More

Bosch Universal Oxygen Sensors Installation Instructions

How Do I Install Bosch Universal O2 Sensors? Read More

Denso OE Identical Oxygen Sensor Installation Instructions

How Do I Install Denso OE Identical O2 Sensors? Read More

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