Crown Auto Fuel Injector

2006–2019 Jeep Grand Cherokee WK, Commander XK 5.7L/6.1L Hemi V8

Part #: 5037479AA

Overview

The Crown Auto Fuel Injector is a direct replacement component engineered specifically for Jeep Grand Cherokee WK and Commander XK models equipped with the powerful 5.7L and 6.1L Hemi V8 engines from 2006 to 2019. Designed to restore optimal fuel delivery and engine performance, this injector ensures precise fuel atomization for efficient combustion. Whether you are repairing a faulty injector or upgrading your fuel system, this part offers reliable operation and compatibility with your vehicle’s original specifications.

Ideal for Jeep enthusiasts and professional mechanics alike, the Crown Auto Fuel Injector helps maintain smooth engine running, improved throttle response, and consistent power output. It is sold individually, allowing you to replace only the injectors that require service, and includes essential seals for a secure installation.

Key Features

This fuel injector combines quality construction with exact fitment to meet the demands of your Jeep’s Hemi V8 engine. Key features include:

• Direct replacement for OEM fuel injectors on 2006–2019 Jeep Grand Cherokee WK and Commander XK models
• Compatible with 5.7L Hemi and 6.1L SRT8 engines
• Includes two high-quality seals to ensure leak-free installation
• Sold individually to accommodate partial injector replacements
• Manufactured to meet or exceed original equipment specifications
• Designed for precise fuel atomization and optimal spray pattern
• Durable construction for long-lasting performance and reliability
• 12-month warranty for peace of mind and quality assurance

Construction & Design

The Crown Auto Fuel Injector is crafted using robust materials engineered to withstand the high pressures and temperatures typical in Hemi V8 engines. Its precision-machined components ensure consistent fuel flow and spray characteristics, which are critical for efficient combustion and engine performance. The included seals are made from durable elastomers designed to resist fuel degradation and maintain a tight seal over time, preventing leaks and ensuring proper injector seating.

Every injector undergoes stringent quality control to guarantee fitment accuracy and functional reliability, making it a dependable choice for restoring your Jeep’s fuel system integrity.

Installation & Fitment

Installation of the Crown Auto Fuel Injector is straightforward for experienced technicians and DIY enthusiasts familiar with fuel system components. It is a direct OEM replacement part, requiring no modifications to your Jeep Grand Cherokee WK or Commander XK’s fuel rail or engine components. The injector fits precisely into the factory mounting points, and the included seals simplify the installation process by ensuring a proper seal between the injector and intake manifold or fuel rail.

Always follow manufacturer guidelines and safety precautions when servicing fuel injectors, including relieving fuel system pressure before removal and installation.

What's Included

• (1) Crown Auto Fuel Injector
• (2) Injector seals for secure installation

Ideal For

• Owners of 2006–2019 Jeep Grand Cherokee WK with 5.7L Hemi engines needing injector replacement
• Owners of 2006–2010 Jeep Grand Cherokee SRT8 with 6.1L engines seeking reliable fuel injectors
• Owners of 2009–2010 Jeep Commander XK with 5.7L Hemi engines requiring fuel system maintenance
• Automotive technicians performing fuel injector repairs or upgrades on compatible Jeep models
• Enthusiasts aiming to maintain or restore factory-level engine performance and efficiency

With over 10,000 different part numbers in stock for Jeep® vehicles from 1942 on up, Crown has the largest stock of replacement parts for Jeep® vehicles, including factory-discontinued parts. In fact, many of the older Jeeps are still on (and off) the road thanks to Crown parts. The Crown line consists of axle, body, brake, clutch, cooling, driveline, electrical, engine, exhaust, fuel, steering, suspension, transmission and transfer case components. Crown Automotive also offers an exclusive line of component kits and accessory products.