Set of 6 rebuilt OEM GM fuel injectors (12629927 / 12642021 / Bosch JSDB-A1) for 3.0L direct-injected V6 engines. Professionally serviced and flow tested to meet or exceed factory specs.

Core Product Overview

Each set includes 6 genuine Bosch injectors used in GM 3.0L GDI engines. Compatible with select Buick and Cadillac models from 2010–2011. Cleaned, matched, and ready to drop in.

• Locally sourced genuine OEM Bosch cores – never aftermarket
• Inspected, ASNU serviced, ultrasonic injector cleaning, debris backflushed
• Spray pattern verified, leak tested, and flow matched within tight tolerances
• Includes new o-rings, seals, and internal filters – install ready
• Rebuilt in-house by Precision Auto Injectors – never outsourced

Backed by our lifetime replacement warranty

Symptoms of Failing Fuel Injectors

• Engine misfires or rough idle
• Loss of power or hesitation on throttle
• P0300, P0301–P0306, or P0171 codes
• Fuel smell or black tailpipe residue
• Poor fuel economy or failed emissions test

Why Choose Our Rebuilt OEM Injectors?

Our injectors start with genuine Bosch 12629927 cores, professionally rebuilt using precision ASNU equipment. Each set is flow-matched and spray-tested to OEM standards for flawless performance and long-term reliability. Get dealer-quality parts without the markup.

Vehicle Compatibility

Fits 2010–2011 GM models with the 3.0L V6 direct-injected engine:

• 2010-11 Buick Allure CXL
• 2010-11 Buick LaCrosse CX, CXL
• 2010-11 Cadillac CTS Base

Visit our homepage and search your vehicle’s Year/Make/Model to confirm fitment.

Fuel Injector Part # Interchange

Lifetime Warranty

Buy with confidence: Every injector includes a lifetime warranty and an unbeatable 60-day hassle-free return period. No RMA. No restocking fees. No stress.