ENA ignition coil and spark plug kit UF270 & 4504 for 3.7L V6 (2002–2008) — 6-pack, direct-fit, 24-month warranty

This complete ignition set is a direct-replacement solution for owners and independent shops who need to service the 3.7L V6 engines used across Jeep, Dodge and Mitsubishi models. The package combines six ignition coils with compatible spark plugs to help simplify diagnosis and repair—sold as a single kit with a 24-month warranty for parts reliability.

Which vehicles and engines does this ENA kit fit?

The ENA Pack is designed for 3.7L V6 engines found on many mid-2000s Jeep, Dodge and Mitsubishi vehicles. It fits factory locations and electrical connectors associated with the UF270 coil type and 4504-style spark plugs.

• Jeep Liberty (KJ) 2002–2008 3.7L V6
• Jeep Cherokee 2002–2008 3.7L V6, Grand Cherokee 2005–2008
• Jeep Commander 2006–2008 3.7L V6
• Dodge Ram 1500 2002–2008, Durango 2004–2008, Dakota 2004–2008, Nitro 2007–2008
• Mitsubishi Raider 2006–2008 3.7L

How will replacing coils and plugs with this kit affect performance?

Swapping aged coils and fouled plugs for new ENA components helps restore consistent combustion and smoother idle without tuning changes. You should notice improved throttle response, fewer misfires under load, and easier cold starts when ignition parts are the limiting factor.

• Reduces misfire-related rough idle and hesitation
• Helps return original spark energy and timing stability
• Can improve fuel burn consistency and drivability

What makes these parts an OE-style replacement and easy install?

ENA supplies coils and plugs that match the form, fit and connector orientation of the original UF270 coil packs and 4504 plugs. Each coil is built for plug-wireless installation and the plug gap and thread spec suit factory cylinder heads, allowing straightforward bolt-in service.

• Direct-fit coil packs with matching electrical connectors
• Spark plugs pre-specified for correct gap and thread length
• Sold as a six-pack to replace all cylinders at once

What’s included and what warranty coverage applies?

The kit includes six ignition coil packs and six spark plugs—everything needed for a full-cylinder ignition refresh on 3.7L V6 engines. ENA backs the set with a 24-month warranty against manufacturing defects for peace of mind after installation.

• Contents: 6 ignition coils + 6 spark plugs in one package
• Compatible OEM reference numbers and cross-references included
• 24-month limited parts warranty from ENA

Who is this for: This ENA ignition coil and spark plug kit is aimed at DIY mechanics, technicians at independent service shops, and owners of 3.7L V6 Jeep, Dodge or Mitsubishi vehicles who want an all-in-one replacement set that mirrors factory fitment. It’s especially useful when diagnosing intermittent misfires or when performing preventative maintenance across all six cylinders to restore reliable ignition performance.