Details
- Brand:
- SKU:
2W4Z-12029-B
- Other Names:
Coil Assembly Ignition, dg529
- Description: OEM Ford ignition coils offer precise fit and function. These replacement ignition coils are made by Ford and are an exact-fit design, making installation straightforward and simple. OEM parts are engineered to be model-specific - you'll never have to modify or compromise with OEM ignition coils from Blue Springs Ford Parts. Key Benefits:
- 12 Month Warranty Backed by Ford
- Designed for Maximum Durability to Withstand High Temperatures and Constant Cycling
- Ford OEM Design Ensures Exact Fit and Voltage
- Resistant to Corrosion - Enhances Longevity Under Extreme Conditions
- Improved Engine Performance and Efficiency with Lower Emissions
Paying attention to your 2002-2005 Ford Thunderbird ignition coil is the key to maintaining your engine's excellent performance throughout the course of your ownership. The ignition coil is an essential part of your engine's firing system, delivering spark energy from your battery to the spark plugs according to the timing signals sent by the powertrain control module (PCM) and crankshaft position sensor.
Misfires are a common ailment among malfunctioning ignition coils. If the ignition coil can't receive a timing signal from the PCM or CKP, the engine won't be able to start or run. It's a good idea to inspect your ignition coil whenever you need to replace your spark plugs.
Replacing your 2002-2005 Ford Thunderbird ignition coil with an aftermarket part is often the cheapest solution, but most cheap components won't last for long. Sticking with a genuine OEM Ford ignition coil is the best solution available, since you'll benefit from its long-term reliability, exact fit and excellent craftsmanship. Genuine OEM Ford replacement parts were made exactly for your 2002-2005 Ford Thunderbird, ensuring the best compatibility possible in a way that most aftermarket parts can't hope to match.
Give the professionals at Blue Springs Ford Parts a call at 800-248-7760 or stop by our online store to place your order today.
- Replaces:
1w4z12029ba, 2w4z12029ba, 2w4z12029bc, 2w4z12029bd, xw4z12029ba
Vehicle Fitment
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Policies
FAQs
Is Blue Springs Ford Parts a legitimate source for genuine Ford parts?
Yes. We are a fully authorized, brick-and-mortar Ford dealership, and we only sell the real deal. We know the online market is flooded with cheap aftermarket knock-offs and counterfeit parts, but when you order from Blue Springs Ford Parts, your parts are 100% genuine Ford, Motorcraft, or Ford Performance components.
Why are your prices lower than at my local Ford dealership?
It is easy to be skeptical when you see 'discount' and 'OEM' in the same sentence. If these are genuine Blue Oval parts, why are they so much cheaper here than at the local service counter?
The answer comes down to volume and overhead. Because we are a massive online distributor, we sell a much higher volume of parts than a standard local dealership. This allows us to offer genuine OEM Ford parts at lower prices, giving you the benefit of our bulk discounts.
Do you offer free shipping or promo codes?
Yes! We have periodic sales and discount offerings - sign up for our newsletter or follow our socials for all the details. While it's smart to seek out the best deals to offset shipping costs, keep in mind we're already offering the absolute lowest price possible right out of the gate.
- No Mark-Up to Mark-Down: We don't inflate our prices just to offer a flashy discount code at checkout. Our prices are already at wholesale levels, meaning there's no wiggle room for huge, additional markdowns.
- Beware of Fake Coupons: If you see a third-party website or a social media profile claiming to have a verified promo code for Blue Springs Ford Parts, it is almost certainly fake. When we do run sales or offer shipping promotions, they will always be advertised prominently and directly on our website and socials.
What is the difference between OEM, Genuine, and Original Ford parts?
We know you want to avoid online retailers that play word games to pass off aftermarket parts as the real thing. Rest assured, when you shop with us, all three of these terms point to the exact same factory quality. Whether a listing says OEM, Genuine, or Original, you are getting a Ford factory-made replacement designed by Ford, specifically for your Ford, that will arrive in an official Ford or Motorcraft box.
Can I pick up the Ford parts I order from Blue Springs Ford Parts at my local dealership?
No, your parts must be shipped. While the 'buy online, pick up near me' option is incredibly convenient, Ford dealerships are independently owned and operated franchises. Because you are securing specific, highly discounted pricing through Blue Springs Ford Parts, your order cannot be routed to a different, unaffiliated local dealership for pickup. Unless you live close enough to visit our physical parts counter in Blue Springs, Missouri, your order will be shipped directly to your door.
How do I use a VIN Decoder to guarantee a part fits my Ford?
Ordering the wrong part is a massive headache. Our VIN Decoder is the ultimate cheat code to guarantee 100% accurate fitment.
Your Vehicle Identification Number (VIN) contains the exact DNA of your specific car or truck - from the trim level to the transmission and engine type. When you enter your VIN into our search tool, our system filters out everything that doesn't fit your model and year. It's a no-guesswork, guaranteed-fit easy button.
Do you sell Ford Performance or SVT/SVO parts, and will they fit my vehicle?
Absolutely. You'll find a wide selection of Ford Racing, Special Vehicle Team (SVT), and Special Vehicle Operations (SVO) components on our site for anyone looking to upgrade their ride. Because performance parts are often engineered for specific, high-output trims (like a Shelby GT500 or an F-150 Raptor), cross-compatibility with standard models isn't always a guarantee.
To ensure an SVT or Ford Performance part will bolt up to your specific non-performance trim, always run your VIN through our decoder or check the specific fitment notes on the product page before checking out.
Is the part I'm ordering the updated version of the part?
Yes. Ford frequently updates part designs to fix known issues, address Technical Service Bulletins (TSBs), or improve durability. When this happens, the old part number is superseded by a new one.
At Blue Springs Ford Parts, our inventory catalog is tied directly to Ford's master database. When you order a component, you receive the most current, updated version of that part, completely reflecting any superseding part numbers or design revisions.
Blue Springs Ford

When it comes to serving our customers, BlueSpringsFordParts.com is a step above the rest. We're one of the highest rated OEM Ford parts retailers online, and our staff has more than 100 years of Ford parts experience combined.
- We offer only genuine OEM Ford, Lincoln, and Mercury parts and accessories
- When you provide your vehicle VIN, we can guarantee an exact fit
- We carry a huge inventory of OEM Ford, Lincoln, and Mercury parts and accessories
- Our location, near the geographic center of the US, means we ship orders fast, coast to coast
We take customer satisfaction very seriously. If you have questions or need help looking up a part, please call us: 1-800-248-7760.
Read more about BlueSpringsFordParts.com