DIY: Cheapest Engine Oil Extractor, Drain Fluid Easily and Free

Overview

If you hate sliding under the car and getting your hands covered with dirty oil or damaging the oil plug, I will show an easy way to construct your own oil extractor free! The most difficult DIY oil change is getting underneath the car to drain the old oil. Now that is no longer an issue and I also make the DIY super cheap (it’s free)! Please share it with your friends.

If your oil filter is not mounted on the top, you will probably have to slide underneath the vehicle anyway. Still, the extractor eliminates the difficulty of wrestling with a stubborn drain plug bolt. Also, removing the drain plug often means having hot oil gush onto your hand. The oil extractor makes the operation easy, but if you do decide to do the traditional way, we have a different video to make it a little easier for you: https://youtu.be/S0Ndn4rdBMg

Some people may question the advantages of this method. You may not get all the oil out, you may not remove all the debris out etc. The counter argument is: but the oil filter will hold most of the debris. The oil is changed hot which means the debris doesn’t really have time to settle. Plus no matter what you do , there is still oil left in the engine, oil left in the pan. What do you think? Is draining better? Do you get most oil out? Does 2 cups of oil left in the engine really matter? Post your thoughts in the comments below.

Alternative Methods

There is more than one way to approach this task. Here are the most common methods, ranked by difficulty and cost.

Traditional Drain Method

Drive onto ramps or use jack stands, locate the drain plug, remove it, drain oil into a catch pan, replace filter, refill.

Difficulty: Intermediate
Estimated Cost: $25-$50 for oil and filter
Notes: Most thorough drain; requires getting under the car

Oil Extractor/Vacuum Method

Use a hand pump or electric extractor to pull oil through the dipstick tube without getting under the vehicle.

Difficulty: Beginner
Estimated Cost: $30-$60 for extractor + oil
Notes: No need to lift the car; slightly less complete drain

Quick Lube Service

Drive into a quick-lube shop for a full-service oil change completed in 15-30 minutes.

Difficulty: Beginner-friendly
Estimated Cost: $40-$100
Notes: Fast and convenient; may upsell unnecessary services

Tips and Common Mistakes

Avoid these pitfalls and use these tips to get the job done right the first time.

Always warm the engine for 2-3 minutes before draining — warm oil flows out more completely.
Use the oil weight and type specified in your owner’s manual, not what is cheapest on the shelf.
Hand-tighten the oil filter — over-tightening makes it nearly impossible to remove next time.
Double-check the drain plug torque after refilling to prevent leaks.
Run the engine for 30 seconds after refilling, then recheck the oil level — it will drop as the filter fills.
Never mix conventional and synthetic oil types unless your manual specifically allows it.
Keep a drain pan under the vehicle for 10 extra minutes — the last drops always come out slowly.
Dispose of used oil properly at any auto parts store — they accept it for free.

Tools and Materials

Item	Estimated Cost
Engine oil (4-6 quarts)	$20-$40
Oil filter	$5-$15
Oil drain pan	$8-$15
Socket wrench or oil filter wrench	$5-$20
Funnel	$3-$5
Rags or shop towels	$5-$10
Ramps or jack and jack stands	$25-$80
Nitrile gloves	$5-$10

When to Take It to a Mechanic

While oil changes are one of the simplest DIY maintenance tasks, consult a mechanic if:

The oil looks milky or foamy — this can indicate coolant mixing with oil due to a blown head gasket.
You find metal shavings on the drain plug — internal engine wear may be occurring and needs investigation.
The oil pressure light comes on even after a fresh change — the oil pump, pressure sensor, or internal passages may be failing.
You cannot locate or access the drain plug — some modern vehicles have underbody panels that require special tools.
The vehicle burns oil rapidly (needing top-offs between changes) — piston rings or valve seals may need attention.

Video Tutorial

For the full video tutorial, visit Genius Asian.

Continue learning with these related guides:

This article was originally published on cartrek.com on 2016-03-05. Content has been updated and expanded for 2026.