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Shop premium used & remanufactured engines, transmissions, and parts for every major brand. Run full VIN-based vehicle history reports and browse certified used cars — all in one trusted marketplace.

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Engines

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3,100+ parts

Why IBidAuto

The Smart Choice for Auto Excellence

We've revolutionized the automotive marketplace with cutting-edge technology, unmatched quality standards, and customer-first approach.

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Market Leadership

Leading the industry with innovative solutions and the largest automotive marketplace in the US.

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Quality Assurance

Every part tested, every vehicle inspected, and every transaction guaranteed for your peace of mind.

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Join over 100,000 automotive enthusiasts, professionals, and dealers in our thriving community.

Cutting-Edge Tech

AI-powered search, real-time bidding, and mobile-first design for the ultimate user experience.

About IBidAuto

Pioneering the Future of Automotive Commerce

Founded in 2018, IBidAuto has evolved from a visionary startup to America's most comprehensive automotive marketplace. We're building a community where automotive enthusiasts, professionals, and everyday drivers connect through innovation and trust.

Our Vision

To become the world's most trusted automotive marketplace, where every transaction builds lasting relationships and drives innovation.

Our Mission

Democratizing automotive commerce by creating innovative solutions that connect people with quality cars, parts, and services.

Our Values

Trust, innovation, quality, and customer satisfaction guide every decision we make and every service we provide.

Our Journey in Numbers

These milestones represent years of dedication to excellence and our commitment to the automotive community.

7+
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99%
Customer Satisfaction
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Customer Stories

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"Found the perfect transmission for my classic Mustang. The quality was exactly as described and shipping was incredibly fast. IBidAuto saved me thousands!"

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Sarah Johnson

Car Enthusiast • Austin, TX

"As a dealer, IBidAuto has become my go-to source for quality parts and vehicles. Their auction platform is seamless and the customer service is top-notch."

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Mike Rodriguez

Auto Dealer • Miami, FL

"The vehicle report gave me complete confidence in my purchase. Bought my first car through IBidAuto and the entire process was smooth and transparent."

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First-time Buyer • Seattle, WA

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Buick
buick-rainier-engine
May 26, 2026
•news

Buick Engines Complete Guide to Every Model — and Where to Find a Reliable Replacement

From the rugged Buick Rainier engine to the fuel-sipping 2020 Buick Encore GX engine 1.2 L 3 cylinder, Buick has built one of the most diverse powertrain lineups in American automotive history. Whether your engine has failed or you're planning ahead, this complete guide covers every major Buick engine across all generations—specs, performance highlights, and expert buying tips. And when it's time to source a replacement, iBidAuto.com offers tested, warranty-backed used Buick engines with fast nationwide shipping

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