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America's Trusted Site for Used Auto Parts

Quality Tested Used Auto Parts for all Make and Models

Rare, Hard to find replacement auto parts for all auto Makes & Models. Used Auto Parts that may not be available in your local market.


All used Auto parts available

Your Reliable Source For Used Auto Parts


We offer reliable and quality used OEM parts, used engines, used transmissions and other used auto parts. Even the ones that are rare, and hard to find.


We strive to fulfill our customer orders in a timely manner with our network of warehouses and partners. Free Delivery all across the United States.


Safe & Secure online payments & All of our engines and transmissions are rigorously tested and inspected prior to shipping. This allows us to warranty your engine to keep your vehicle on the road for years to come.


We use only top-quality re-manufacturers to supply our clients with professionally re-manufactured Engines and Transmissions. All our transmissions and engines have factory-backed warranties. The factory backed warranty is given by our suppliers. Please refer to our supplier's warranty for details. You will also be required to maintain your engine, transmission, or part to be eligible for these
warranties. For maintenance details please see Terms & Conditions, Policies


We provide all the engines, transmissions and auto parts at the most competitive prices.


Enjoy peace of mind with easy returns. Returns are mandated by specific procedures. Please see Terms & Conditions, Policies


Our Client Says

Michele Simpson
Michele Simpson
PAP Customer
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We ordered transmission for 2008 Ford Mustang. It was the cheapest I found with low miles. Christopher was very helpful and knowledgeable in helping me find the best one . He also kept in touch through the buying process and also afterwards to make sure that we were happy with our purchase. We have not had any trouble out of the part. We will definitely use this company again in the future when the time arises. Thank you Christopher for all your help!
Tammy Macina
PAP Customer
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We purchased a engine for our H3 with this Company. I was pleasantly surprised at the professionalism in handling this transaction. The communication with Christopher in this easy step by step process was amazing and He made it extemely smooth!! And the delivery of the engine was done in a timely manner. I admit I was skeptical about paying for the engine up front before delivery but we are so glad we did. After looking for months for a engine we found you on the internet and within that 1st phone call you took the time to find what we need and reasonable priced!!! You've earned our business!!! Thank you we are finally back on the road!! Shop here!!!!! They won't disappoint!!!
Boyd Rodgers
PAP Customer
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Hi my name is Mr Rogers and I'm calling in regards to Christopher he's a very good and professional guy to do business with he handled my situation in a very business way Manner and I appreciate him I believe he is a good access to your company and a good person to have on hand it all time thank you so much my name is Mr Rogers
Samson Kaks
PAP Customer
Read More
I received my package good and the customer service care was Excellent Christopher handled me in a good way such that I could trusted him by paying my bills without my presence
From Our Catalog

Popular used Quality Auto body Parts Categories


Used Engines & Drivetrain




Fuel System


Engine Computers, ABS, Starters, Alternators, Switches


Interior Parts

Our Successful Engine & Transmission Deliveries

Used car parts for all make and models

Prefer Auto Parts can you help find rare, difficult to find aftermarket auto body parts ie., OEM Engines and Transmission, Auto Parts that may not be available in your local market. You will find high quality used and recycled Engines,Transmissions for all  makes and models.

Disclaimer: “While PAP sells Original Equipment Manufacturers (OEMs) as well as re-manufactured Engines, Transmissions and Parts for these Make and Models, PAP does not claim to represent these or directly work with these companies”


Use coupon code PREFERSALES for flat 5% off your used auto parts order. Please mention this to your sales agent when buying this part.

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About Us

High Quality Used Auto Parts by Prefer Auto Parts (PAP), Warren, Michigan

Prefer Auto Parts (PAP) situated in warren, Michigan gives you access to the largest inventory of recycled and aftermarket quality autoparts. Engines, Transmission, Transfer Case, Control Module, Drive Shaft etc. available for all auto makes and models including luxury auto brands. Original Equipment Manufacturer (OEM) and high quality aftermarket parts & accessories available at an incredible price. PAP offers quality used auto parts for all makes and models of foreign and domestic cars, vans and trucks. Get access to a nationwide inventory of high quality recycled auto parts.

Request a price quote now or call us between Monday through Friday between 8:30AM-5:30PM EST Toll Free at 1800-807-9296 or at 586-265-5865 ext 101 and our experienced team will be happy to help you locate the parts you need.

Substantial Savings compared to others?

We are selling discounted used engines and transmission, and other used auto parts to dealers, and Customers. We get substantial discounts given our relationships with our suppliers. Don’t sacrifice quality to get a low price elsewhere. Call PAP today to get a used Engines & Transmissions and other used auto parts at a great price!


Why Choose PAP to buy used car parts?

The most important thing to check for when buying a used engine and transmission or any used auto parts is the Trust factor. At PAP, we will be by your side throughout the whole buying process. We are looking to build a lasting relationship and really want you to come back for more. We truly put the customer first. Give us a call now for Get a Quote by using the button below.

Prefer Auto Parts Warranty

Delivery time frame is 7-14 business days. Holidays and weekends are not considered business days. Unusual circumstances may require extended time frame. All used auto parts cancelations/returns are subject to a 25% restocking fees and are at the sole discretion of the seller. See for what is covered under each part Unit.

Installation and Activation of Warranty: Warranty is activated from the day the customer orders the part. Warranty on all Engines, Transmissions, and other used auto Parts is either 30 or 90 days depending on what warranty was given at the time of sale. The warranty begins at the time of the delivery of the unit.

For warranty, Please see Terms & Conditions, Policies.



Use the search form to get the best quotes for high quality used car parts tested for durability and comes with warranty.

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