Ignition Coil Pack Compatible with BMW 328i 335i 535i 740i - Reliable

In this review of the GRIZZLY AUTO ignition coil pack set, the bottom line is simple: this set of six coils is for BMW owners who need a direct replacement that cures misfires and limp mode quickly. The reviewer found these coils matched OE part numbers and fit as a drop-in replacement on affected models, making them a practical option for DIY mechanics and shops needing a straightforward swap. The single biggest reason to buy is the combination of fitment accuracy and a focus on durability under higher temperatures and voltages.

Key Features

• Direct Fitment: Designed to replace factory coils for specific BMW models so installation is typically straightforward and parts match by number.
• OE Standard Quality: Built to meet original equipment coil standards and tested at elevated temperatures and voltages for dependable performance.
• Improved Efficiency: Electronic control and precision manufacturing produce coils reported to be about 10% more efficient than prior designs, which can aid ignition stability.
• Durable Materials: Uses imported rubber rings and construction intended to extend service life and resist complex road conditions.
• Set Coverage: Supplied as a set of six coils to cover multiple cylinders so an entire bank replacement is possible in one purchase.

Who It's For

The GRIZZLY AUTO coil pack set is best for owners of compatible BMW models who are experiencing misfires, rough idle, or limp mode and want a cost effective, direct replacement that matches OE part numbers such as UF667, UF522, and 12138616153. It is also well suited to independent mechanics and DIYers who prefer replacing the entire set to ensure consistent performance across cylinders.

Drivers who require OEM-branded warranty coverage or who want to stay with a dealer for factory-original parts may prefer looking elsewhere, but those seeking a measured balance of quality and value will find this set appropriate.

Pros & Cons

Pros

• Consistent fit: customers report the coils drop in and restore normal engine operation quickly.
• Good build quality: tested at higher temperatures and voltages for reliability in demanding conditions.
• Improved efficiency and longer rubber seal life claimed to extend service intervals.

Cons

• Not an OEM-branded unit, so buyers seeking factory-sourced parts may prefer dealership options.

Specifications

Brand	GRIZZLY AUTO
Fitment	BMW models including 135i, 328i GT xDrive, 335i, 428i, 435i, 528i, 535i, 640i, 740i (select years)
Engine Types	2.0L L4 and 3.0L L6 turbo applications (as listed)
Replaces Part Numbers	UF667, UF522, 12138616153, UF570, 12137594937, 12137562744, 12137571643
Quantity	Set of 6 ignition coils
Durability Claim	50,000 kilometers sustainability and longer rubber ring life

Our Verdict

For BMW owners facing misfires or limp mode on compatible models, this GRIZZLY AUTO set of six ignition coils is a sensible, value-oriented replacement that restores engine smoothness and matches OE part numbers. It is a good choice for DIY installation or independent shops wanting a reliable, tested coil pack alternative without the premium cost of dealer parts.

Frequently Asked Questions

Will these coils fix misfire codes?
Yes, customers report that replacing faulty coils with this set often resolves misfire symptoms and related limp mode issues when ignition coils are the culprit.

Do these coils match OEM part numbers?
They are advertised to replace several OE numbers such as UF667, UF522 and 12138616153, so matching part numbers is recommended before purchase.

Is installation difficult?
Most buyers find the coils are a drop-in replacement that a competent DIYer or technician can install without special tooling.