Ignition for BMW Z4 M Roadster S54 (2003-2008)

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Your BMW's ignition system is critical for smooth engine operation. This category contains parts used in the BMW ignition system, including spark plugs, ignition coils, spark plug wires and boots, ignition rotors and caps, distributors and distributor caps. On most 1991 and later model BMWs, your car has what's known as a coil-on-plug system, where each cylinder has its own ignition coil that sits directly atop the spark plug (so you won't have spark plug wires on those BMWs.) A fresh set of spark plugs is an essential part of any BMW engine tune up.

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Turner Motorsport - Corporate Logo
T#:21966009
Part#: TMSS54IGNKT
In Stock
Sale - Save 8% $ 320.99

This product was last offered at the strikethrough price on
06-14-2026

$ 293.72 USD
Free Shipping
Sale - Save 8%
$ 320.99

This product was last offered at the strikethrough price on
06-14-2026

$ 293.72 USD
Free Shipping
High-performance ignition kit for your S54 featuring spark plugs, Turner high-performance ignition coils, and dielectric grease to make sure you have no issues at your next maintenance interval! Our BMW ignition coils are designed with performance and efficiency in mind. An engine needs 3 main components to run (Air, Fuel, and Spark). Turner ignition coils are modified to increase energy output; more energy output results in a faster, more efficient, and consistent burn to make sure your fuel is being utilized to its maximum potential. Our signature Turner ignition coils feature a blue housing that gives your engine the performance and aesthetic you're looking for. All Turner Ignition coils are backed by a confidence-inspiring 2-year warranty. Ignition coils should be changed every 40,000 - 60,000 miles and are an important maintenance item due to the essential role they play in your engine's health, performance, and efficiency. Choose Turner Ignition Coils to keep your engine running strong and healthy. Features and Benefits: Increased performance New spark plugs and grease Direct fitment Signature Turner Blue ignition coils Ignition coils backed by a 2-year warranty
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Genuine BMW - Corporate Logo
T#:348491
Part#: 12138616153
In Stock
13% off MSRP $ 100.05

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 86.99 USD
Free Shipping
13% off MSRP
$ 100.05

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 86.99 USD
Free Shipping
Ignition coils are key to the efficiency and performance of your BMW. With a faulty coil the spark plug is not burning the air/fuel mixture properly and that can lead to problems anywhere in the engine and exhaust (including catalytic converters and O2 sensors).
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Genuine BMW - Corporate Logo
T#:371926
Part#: 12120022902
In Stock
$ 217.99 USD
Free Shipping
$ 217.99 USD
Free Shipping
Standard replacement Genuine BMW Spark plug set for S54 engines which came in the E46 M3 and Z4 M Coupe & Roadster.

Genuine BMW - Corporate Logo
T#:375238
Part#: 12131712219KT2
Ships in 3 Business Days
$ 723.99 USD
Free Shipping
$ 723.99 USD
Free Shipping

Often an oversight in maintenance, ignition components are also susceptible to wear and tear. Spark Plugs can accumulate carbon, reducing the spark intensity and it's ability to properly ignite the air/fuel mixture, leading to misfires and generally declining performance. Other ignition components, such as coils, boots, wires, caps, and rotors, can also wear out over time due to factors like heat and contamination, preventing the current from reaching the spark plug.

To start over fresh with all new components, we now offer these Ignition Service Kits.

This kit includes all Genuine BMW components to ensure perfect operation and exceptionally high quality.

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Ignition Projects - Corporate Logo
T#:1637696
Part#: IP-A122609
Ships in 4 Business Days
$ 1,055.00 USD
Free Shipping
$ 1,055.00 USD
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Ignition Projects is a Southern California based company that specializes in innovative ignitions products. Their mission is to develop stronger ignition systems in order to optimize engine performance and improve emmissions/consumption. All of their products are developed and manufactured here in Tustin, CA, right here in the US!
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Genuine BMW - Corporate Logo
T#:56588
Part#: 32306763447
Ships in 10 Business Days
2% off MSRP $ 236.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 231.99 USD
Free Shipping
2% off MSRP
$ 236.99

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$ 231.99 USD
Free Shipping


Genuine BMW Steering Lock
This item fits the following BMW Chassis:
E85 Z4M,E85 Z4,E86 Z4