5.4L Fuel Injectors Set of 8 - Compatible with Ford F150 F250 F350 Super Duty Expedition Lobo 2005-2007 & Lincoln Navigator Mark LT 2005-2007 - Replaces 5C3Z9F593DA 8S4Z9F593A 5C3Z-DC - Perfect for Engine Performance & Fuel Efficiency Upgrades

The video showcases the product in use.The video guides you through product setup.The video compares multiple products.The video shows the product being unpacked. How Should I Know it Fits My Vehicle? If you are not make sure your OE number, you can check the vehicle OE injectors or ues amazonfitment as the instruction. before purchasing, please ensure the appearance and OE is consistent your original vehicle, avoid affecting your driving trip. [Important] What Should I Do Before Installation? After receiving the product, first check whether the product SIZE OE is consistent with your vehicle injectors, and then install it. If you find that it doesn't match, please don't install it, so as to avoid wasting unnecessary installation costs. The Original Vehicle O-ring Play a Big Role After installing the replacement injectors, please checkit it doesn't come loose. If you find that the O-ring size is inappropriate, you can use the original vehicle O-ring to replace it on the new injectors. Should I Need to Clean the Lower Injectors Hole Before Installation? Yes, Make sure to clean out injectors holes before installing new fuel injectors to ensure that the discharges oil evenly and smoothly. Do Your Offer After-sales Customer S-ervice? Yes, we have a professional s-ervice team. if you are in trouble with our product, please feel free to let us know your issue through amazon message.

OEM Numbers FJ817, 5C3Z9F593DA, 8S4Z9F593A, 5C3Z-DC. Choose the Right Fuel Injectors, Save Resources Improve Performance

Application Compatible with 5.4L For-Ford 2005 2006 2007 F150, 2005 2006 2007 F250/F350 Super Duty, 2005 2006 Expedition, 2005 2006 2007 Lobo, For-Lincoln 2005 2006 2007 Navigator 2006 2007 Mark LT, Please use "amazon confirmed fit" above to verify fitment before purchasing

High Quality Material Craft with stainless steel slide and spring assembly, leading to longer service life of fuel injection system. Replacement Fuel Injector Promotes Smooth Engine Operation and optimal gas efficiency, reduce harmful emissions caused by worn injectors

Fully Demonstrate Power Fuel injectors Are Manufactured To The OE Specification To Provide Factory-fresh Appearance And Direct-fit, That Promote Smooth Engine Operation And Balanced Fuel Delivery Reducing Overall Fuel Consumption, Let Engine Fully Show its Strength

100% Strict Quality Control During Each Step Of Production Multiple Quality Control Checks Are Performed to meet or exceed OE (original equipment) fuel injector fit, form, If an injector is old or faulty on a vehicle with high mileage, the remaining injectors are likely in a similar condition. Replace all of your injectors together to ensure each cylinder is receiving the same amount of fuel, for better performance and improved fuel economy

Plug and Play With strict and precise process design to matches all specifications of the original parts, easy installation save time

High Performance O-ring High-performance sealing O-ring makes the product run more smoothly, without oil leakage, jitter, displacement etc.Making driving more safer

Over 18,000 mins Test Each product MUST undergo 25 rigorous tests before sold, with the test duration exceeding 18,000 mins, ensuring the reliable quality of each product

Save Energy The upgraded fuel injectors sprays evenly, which can save 10% of energy consumption and reduce 15% of exhaust emissions

Professional After-Sales Professional engineer after-sales team, if you have any issue during use, you can c-o-n-t-a-c-t us at any time, we will reply within 24 hours