Need help? Call us: +1(210) 401-0402 or info@qualityuseautoparts.com
Items on sale this week
Top picks this week. Up to 15% off the best selling products.
Subtotal: $345.00
Welcome to QUAP INC
Quality Use Auto Parts
Find Quality Used Auto Parts across USA | America’s No 1, Online marketplace with over 20+ Million Used Auto Parts for all major “Makes & Models” in our Inventory, We help you find the Right Used Auto Part for Your Vehicle. Check our reviews, compare models and find car parts for sale.

We believe that finding the perfect auto part should be more than just a transaction—it should be an experience.
Our Story
At (QUAP) Quality Use Auto Parts, we don’t just sell used auto parts—we deliver value, reliability, and a seamless shopping experience that you can trust. Serving customers across the United States, our mission is to redefine what it means to purchase used auto parts by combining a wide range of high-quality inventory, competitive pricing, and best customer service.

Get upto 50% Discount compared to any Dealership, We understand that the experience doesn’t end with the sale. We pride ourselves on delivering a seamless shopping experience.
Get Your OEM Car Parts Delivered!
ENGINES | TRANSMISSION | ABS | TURBOCHARGER | TRANSFER CASE | All OEM Parts

Refine Your Auto Part Search!
Discover quality auto parts and accessories designed to enhance your vehicle’s comfort and efficiency with QUAP.
Please select the: Year | Make | Model and find the Exact OEM-Fit Auto Part for your Car!
Engine & Transmission
Don't miss out on this weeks deal on Used OEM Engines, Transmission & ABS

2003 Chevy Silverado 1500 4.8L Used Transmission, Automatic, Rear-Wheel Drive

2004-2005 Dodge 1500 5.7L Used Transmission, Automatic, All-Wheel Drive

2004-2005 Dodge 1500 5.7L Used Transmission, Automatic, Rear-Wheel Drive

2003 Dodge 1500 5.7L Used Transmission, Automatic, All-Wheel Drive

2003 Dodge 1500 5.7L Used Transmission, Automatic, Rear-Wheel Drive

1999 Ford F-350 7.3L Used Engine, 8th digit – VIN F, Federal Emissions, thru 12/6/98

2001-2003 Ford F-350 7.3L Used Engine, 8th digit – VIN F, Federal Emissions, Without Exhaust Pressure Valve

1999-2000 Ford F-350 7.3L Used Engine, 8th digit – VIN F, Federal Emissions, Without Exhaust Pressure Valve, from 12/7/98
Featured Products On Sale!
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1999 Ford F-350 7.3L Used Engine, 8th digit – VIN F, Federal Emissions, thru 12/6/98

2001-2003 Ford F-350 7.3L Used Engine, 8th digit – VIN F, Federal Emissions, Without Exhaust Pressure Valve

1999-2000 Ford F-350 7.3L Used Engine, 8th digit – VIN F, Federal Emissions, Without Exhaust Pressure Valve, from 12/7/98

2001-2003 Ford F-350 7.3L Used Engine, 8th digit – VIN F, Federal Emissions, With Exhaust Pressure Valve

1999-2000 Ford F-350 7.3L Used Engine, 8th digit – VIN F, Federal Emissions, With Exhaust Pressure Valve, from 12/7/98

1999 Ford F-250 7.3L Used Engine, 8th digit – VIN F, Federal Emissions, thru 12/6/98

2001-2003 Ford F-250 7.3L Used Engine, 8th digit – VIN F, Federal Emissions, Without Exhaust Pressure Valve

1999-2000 Ford F-250 7.3L Used Engine, 8th digit – VIN F, Federal Emissions, Without Exhaust Pressure Valve, from 12/7/98

- Image shown is for illustration purposes only. The actual image of the product will be emailed before shipping for your approval.

- Image shown is for illustration purposes only. The actual image of the product will be emailed before shipping for your approval.

- Image shown is for illustration purposes only. The actual image of the product will be emailed before shipping for your approval.

- Image shown is for illustration purposes only. The actual image of the product will be emailed before shipping for your approval.
SHOP BY BRANDS
We Deal With All American Makes & Models Covering All 52 States
Our Clients
What Our Customers Have to Say About Us, Our Service And Our Quality Parts

"This was my first time buying a used engine online, and Quap exceeded my expectations. The product was clean, tested, and came with a warranty. My mechanic said it was in excellent condition. Thank you for the hassle-free experience!"

"Quap made finding a used transmission for my car super easy. The website is user-friendly, and the team was very responsive when I had questions. My order arrived on time and in great condition. Will shop here again!"

"I had an amazing experience with Quap! Their selection of used engines and transmissions is unbeatable, and I found exactly what I needed at a great price. Fast shipping and excellent customer service made the process even better. Highly recommend!"

"Quap is hands-down the best site for used engines and transmissions! I saved a ton of money compared to buying new, and the quality was outstanding. The detailed descriptions and warranty options gave me peace of mind. Highly recommend to anyone in need!"
Buying used auto parts can save you money while
Buying used auto parts can be a smart, budget-friendly
Proper maintenance is the key to keeping your vehicle
When purchasing used auto parts, understanding emission standards and
Easy Returns | 24/7 Support | Secured Payments | Tested & Inspected | OEM Fit
Did not find the part that you're looking for? At QUAP, we value your trust. We go above and beyond to protect your sensitive information | Our experienced and friendly team are dedicated to guiding you through your purchase with professional support | All products we sell are of high quality tested by mechanics with 15+ years of experience | Ready-to Install Inspected Parts with Brand Warranty, directly from the Dealership!

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At QUAP, we don’t just sell used auto parts—we deliver value, reliability, and a seamless shopping experience that you can trust.
Need Help?
+1 (210) 401-0402
Monday – Friday: 9:00 AM to 5:30 PM
Saturday: 11:00 AM to 2:00 PM