NGK 92145 Spark Plugs LZFR5CI11 – 16 Pack Laser Iridium, 5.7L V8 Compatibility (Chrysler, Dodge, Jeep, Ram) | OverstockDirect

Overview

This 16-pack brings NGK LZFR5CI11 92145 Laser Iridium spark plugs to select 2009–2024 Chrysler, Dodge, Jeep, and Ram 5.7L Hemi V8 models. It covers a wide family of engines, including Ram 1500 and 1500 Classic, Challenger, Charger, Durango, Grand Cherokee, and Wagoneer, offering a true OE‑quality replacement option for the 5.7L V8 family.

Why choose Laser Iridium for your 5.7L V8

Engineered as an OEM‑grade replacement, these plugs feature an iridium‑tipped center electrode for enhanced durability and consistent performance across ignition cycles. The design aligns with OE expectations to support reliable starts and steady operation. A high‑grade ceramic insulator paired with a copper core helps manage heat and promote steady throttle response through the engine’s power band.

• Laser Iridium tip offers exceptional wear resistance for longer life
• Ground electrode with a platinum pad supports even wear in distributorless systems
• Ceramic insulator and copper core aid heat management and reliable starts
• Resistor helps minimize electrical noise, protecting modern ignition modules

Key specifications at a glance

• Pre-gap size: 1.1 mm (0.044 in) for quick, ready-to-install performance
• Thread diameter: 14.0 mm; reach: 26.5 mm; hex size: 16 mm
• Center electrode: iridium with fine‑wire design; ground: nickel; washer included
• Heat range: 5; seat type: flat; resistor: yes

What’s in the box

Each order includes 16 NGK LZFR5CI11 spark plugs with the pre-gap in place. Always verify the exact part number with your vehicle manufacturer or owner’s manual to ensure correct fitment.

In day‑to‑day driving, you may notice smoother starts and steadier idle as the ignition system operates with precision. For owners who tow or haul, the durable iridium design can handle repeated ignition events across a broad RPM range, contributing to consistent power delivery under load. These benefits are possibilities, not guarantees, and depend on proper maintenance and model‑specific compatibility.

Why shop with OverstockDirect? You get OEM‑quality parts from a trusted supplier, responsive support for fitment or installation questions, and competitive pricing with dependable shipping to help you stay on the road.