Preferred Auto Specialists
6300 Oxford Avenue

Engine and Exhaust

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The “Man-Made” Engine Oil (Synthetic Oil Change)

If you own a newer vehicle, your vehicle’s manufacturer may require that it use synthetic oil instead of conventional oil.  Synthetic oils are more stable, don’t break down as easily,...
Published on: Jul 28, 2024

Preferred Auto Specialists Tip: Use The Correct Fluids In Your Vehicle

Big advances in automotive technology have led to the development of high-tech fluids to keep pace.  A simple example of this is the cooling system.  For decades it was primarily made from i...
Published on: Mar 18, 2024

Oil Change

An oil change at your local Philadelphia, PA, auto shop sounds simple, but there are some pretty important things to know about preventing oil sludge.Oil eventually starts to turn into jelly, literall...
Published on: Jul 30, 2023

Preferred Auto Specialists Advice on Synthetic Oil

Heard of synthetic motor oil but would like to learn more information?  Well, synthetic motor oil is a substitute for conventional oil.  Synthetic doesn’t gel or gum-up like conventio...
Published on: Jul 12, 2022

Simple Answers from Preferred Auto Specialists: Synthetic Oil

Question What is synthetic oil, and should I use it? Answer Regular oil, also called conventional oil, comes from dead dinosaurs.  Conventional oil molecules are long hydrocarbon chains of var...
Published on: Mar 24, 2022

The Harm in Skipping an Oil Change

Some new vehicle manufacturers are now recommending much higher oil change intervals than they have in the past. As much as 5,000 to 8,000 miles or more.  Following these recommendations is very ...
Published on: Jan 16, 2021

The Maintenance Mindset For Philadelphia Drivers

{{ image('MzA0') }} In Philadelphia, we know we need to take care of our cars, but it just seems really hard to remember to do it. We generally accept that many things in life require regular mainten...
Published on: Sep 28, 2019

Change Your Oil, PA Drivers!

As engine technology advances, recommended oil change intervals have gotten longer.  High quality oil in a well-engineered engine has led to extended intervals.  Here’s the problem:&n...
Published on: Dec 26, 2018