Ignition Coil + Spark Plugs for Saturn Vue (2004-2007) 3.5L

Direct-Fit Ignition Coil & Denso Spark Plug Kit for 2004-2007 Saturn Vue (GM Theta)

What it Does: The direct-fit Ignition Coil and Spark Plug Kit restores clean combustion and eliminates misfires on the 2004-2007 Saturn Vue 3.5L by renewing degraded secondary ignition components with high-dielectric coil packs and precision platinum plugs.

The Stock Saturn Vue Ignition Breakdown

Under repeated heat cycles, the factory coil-on-plug modules (OEM UF400) on the 3.5L L66 V6 experience internal epoxy thermal degradation and micro-arcing. As spark plug gaps erode over mileage, the increased resistance demands higher firing voltage from the secondary windings, accelerating insulation breakdown, spark blowout under load, and triggering persistent P0300 through P0306 diagnostic trouble codes.

The Engineering Solution

This coordinated ignition overhaul kit replaces fatigued components with six high-output coil packs engineered with high-grade copper windings and vacuum-potted epoxy resin to combat thermal breakdown. Paired with six Denso Platinum spark plugs engineered with corrosion-resistant nickel-plated shells and fine-wire platinum center electrodes, this setup lowers required firing voltage, provides stable spark kernel growth, and restores sharp throttle response across the entire RPM band.

What's Included

• 6 High Performance Ignition Coils (Replacement for UF400)
• 6 Denso Platinum Spark Plugs

Technical Specifications

Compatibility

• 2004-2007 Saturn Vue 3.5L V6

Frequently Asked Questions & Fitment Warnings

Does this fit the GM Theta Vue?

Yes, this is a direct fit for the 2004-2007 Saturn Vue equipped with the 3.5L L66 V6 engine. This kit does not fit 2.2L or 2.4L 4-cylinder models, or 2002-2003 3.0L V6 models.

Are spark plug wires required for this installation?

No, the 3.5L Vue uses an individual coil-on-plug configuration where each coil seats directly onto the spark plug, eliminating secondary ignition plug wires.

The Saturn Reliability Standard

Engineered to withstand daily commuter duty cycles and sustained highway loads, this complete ignition refresh maintains clean emissions, protects catalytic converters from unburned hydrocarbons, and ensures dependable all-weather starting.