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Denso 5293266 - Ignition Coil Kit
Denso Spark Plug & Ignition Coil Kit 5293266 for Ford
Kit Number: 5293266
Upgrade your spark plug and ignition coil components in one go-Denso’s precision-engineered components deliver OE-level fit, reliable durability, and a simplified install experience.
What’s Included in This Kit
NGK Spark Plugs - Iridium IX 3689 (qty 8): ensures optimal ignition performance and fuel efficiency
Denso Direct Ignition Coils - Coil on Plug 673-6008 (qty 8): improves engine performance and reliability
Cross Reference Numbers
Ford: 4L7Z 12029-AB, 4L7Z12029AB, 2C6Z 12029-AA, 2C6Z12029AA, 1F3Z 12029-AA, 1F3Z12029AA, 4L7Z 12029-AA, 4L7Z12029AA, F7LZ 12029-AD, F7LZ12029AD
Vehicle Compatibility
This kit fits some of the popular models below and more. For Fitment Confidence, please use the vehicle selector tool above to verify exact compatibility.
- Ford / Mustang / 5.8V8, 2014-2014
- Ford / Mustang / 5.8V8, 2013-2013
- Ford / Mustang / 5.4V8, 2012-2012
- Ford / Mustang / 5.4V8, 2011-2011
- Ford / Mustang / 5.4V8, 2010-2010
- Ford / Mustang / 5.4V8, 2009-2009
- Ford / Mustang / 5.4V8, 2009-2009
- Ford / Mustang / 5.4V8, 2008-2008
- Ford / Mustang / 5.4V8, 2008-2008
- Ford / GT / 5.4V8, 2006-2006
Why Choose Newparts.com?
- Trusted by DIYers and pros for over 15 years
- Over 20 million auto parts shipped
- Top brands at the best prices online
- Exclusive Kits That Fix™ - complete repair solutions with no guesswork
- Fast, reliable shipping from our U.S. warehouses
Frequently Asked Questions
Does this kit include everything I need for a full install?
This kit includes commonly replaced components for spark plug and ignition coil repairs, selected to save time and ensure compatibility. Please check what's included to confirm it meets your needs.
What benefits do the iridium spark plugs offer?
The iridium spark plugs provide better ignition performance and longer service life compared to standard plugs, ensuring efficient fuel combustion and improved engine performance.
How often should I replace my ignition coils?
Ignition coils should typically be replaced every 60,000 to 100,000 miles, but it’s important to check for any signs of misfire or reduced performance to determine if earlier replacement is necessary.
Can I install this kit myself?
Yes, this kit is designed for easy installation, making it suitable for DIY enthusiasts. However, if you're unfamiliar with engine components, consulting a professional is recommended.
Are there any warranties on these parts?
Yes, these parts typically come with manufacturer warranties. Please check the specific warranty details on our website or contact customer service for more information.
- BrandDenso
- ManufacturerDenso
- MPN5293266-Kit
- OE Part Numbers3689, 673-6008, 6736008, 2C6Z 12029-AA, 2C6Z12029AA, AGSF22FM, ZZN2-18-110D, ZZN218110D, 4L7Z 12029-AA, 4L7Z12029AA, AGSF22FM1, AWSF22FM, 07-85126-PK, 0785126PK, CGSF12YP, F7LZ 12029-AD, F7LZ12029AD, 4L7Z 12029-AB, 4L7Z12029AB, ZZR1-18-100, ZZR118100, 1F3Z 12029-AA, 1F3Z12029AA, AWSF22PP, AGSF12FM1
- Cross Reference Numbers5293266Kit, 92143446, H7LDCR, 41-107, 41107, 5C1128, GN10193, 41-104, 41104, IT20TT, 12571165, C-584, C584, IC63, SP-405, SP405, SP-471, SP471, E223, 41-950, 41950, 41-106, 41106, 9608, T20ERR-U, T20ERRU, Q6RTP-11, Q6RTP11, U5184, SP-500, SP500, 3689, QSP4, 41-812, 41812, DG 543, DG543, 4714, 41-108, 41108, HR6KII33X, 19301811, 5326, 41-105, 41105, IT20, UF191, 921-2001, 9212001, C1141, SP-536, SP536
- Part TypeIgnition Coil Kit
- Kit Content8 x Denso - (673-6008) Direct Ignition Coils - Coil on Plug
8 x NGK - (3689) Spark Plugs - Iridium IX
- Fitment
- Fitment TypeVehicle Specific
| Year | Make | Model | Submodel | Notes |
|---|---|---|---|---|
| 2009 | Ford | Mustang | Shelby GT500 (5.4 V8 GAS) | Aspiration: Supercharged, VIN: S, Valves: 32, Notes: Gap 0.044" |
| 2009 | Ford | Mustang | Shelby GT500KR (5.4 V8 GAS) | Aspiration: Supercharged, VIN: S, Valves: 32, Notes: Gap 0.044" |
| 2007 | Ford | Mustang | Shelby GT500 (5.4 V8 GAS) | Aspiration: Supercharged, VIN: S, Valves: 32, Notes: Gap 0.044" |
| 2008 | Ford | Mustang | Shelby GT500 (5.4 V8 GAS) | Aspiration: Supercharged, VIN: S, Valves: 32, Notes: Gap 0.044" |
| 2008 | Ford | Mustang | Shelby GT500KR (5.4 V8 GAS) | Aspiration: Supercharged, VIN: S, Valves: 32, Notes: Gap 0.044" |
| 2010 | Ford | Mustang | Shelby GT500 (5.4 V8 GAS) | Aspiration: Supercharged, VIN: S, Valves: 32, Notes: Gap 0.044" |
| 2011 | Ford | Mustang | Shelby GT500 (5.4 V8 GAS) | Aspiration: Supercharged, VIN: S, Valves: 32, Notes: Gap 0.044" |
| 2012 | Ford | Mustang | Shelby GT500 (5.4 V8 GAS) | Aspiration: Supercharged, VIN: S, Valves: 32, Notes: Gap 0.044" |
| 2014 | Ford | Mustang | Shelby GT500 (5.8 V8 GAS) | Aspiration: Supercharged, VIN: Z, Valves: 32, Notes: Gap 0.036" |
| 2005 | Ford | GT | Base (5.4 V8 GAS) | Aspiration: Supercharged, VIN: S, Valves: 32, Notes: Gap 0.044" |
| 2006 | Ford | GT | Base (5.4 V8 GAS) | Aspiration: Supercharged, VIN: S, Valves: 32, Notes: Gap 0.044" |
| 2013 | Ford | Mustang | Shelby GT500 (5.8 V8 GAS) | Aspiration: Supercharged, VIN: Z, Valves: 32, Notes: Gap 0.036" |
Warranty Overview
At Newparts, we stand behind the quality of the products we sell. Every part we offer is backed by a warranty designed to give you peace of mind and protect your investment.
Standard Warranty – Most Parts
Coverage: 2 years or 24,000 miles (whichever comes first) from purchase date.
Protection: Defects in materials or workmanship under normal personal use.
Eligibility: Applies only to the original purchaser and the vehicle where the part was first installed.
Exclusions:
Wear-and-tear items (brake pads, filters, bulbs, wipers, etc.)
Commercial, fleet, rideshare, off-road, or racing use
Improper installation, misuse, accidents, or modifications
Not Covered: Labor, shipping, towing, or incidental costs.
Bison Performance Warranty – Our House Brand
Coverage: Limited Lifetime Warranty for as long as you own your vehicle.
Applies To: All products sold under the Bison Performance label.
Premium Protection: Goes beyond our standard warranty — if it’s a Bison product, the 2-year/24k mile limit is replaced with lifetime coverage.
Exclusions: Same as the standard warranty (normal wear, commercial use, improper installation, etc.).
What’s Included: Replacement of the defective product (labor and shipping excluded).
Warranty Claim Requirements
To keep claims fast and fair, we require:
Proof of purchase (invoice or order confirmation).
Photos or videos showing the defective part, order number, date, VIN, and odometer reading.
Diagnostic reports or part returns for non-visible issues may be requested.
Claims must be truthful, properly documented, and reflect normal consumer use.
Buy With Confidence: We back our products because we believe in their quality, with a transparent, customer-first warranty process you can trust. And with Bison Performance products, you’ll enjoy Limited Lifetime protection—an assurance few brands can match.
For full details and exclusions, please see our complete Warranty Terms & Conditions.
This summary is for convenience only. For full warranty coverage details, exclusions, and requirements, see our official Warranty Terms & Conditions. In case of conflict, the full policy governs.
Return Policy Overview
Most parts can be returned within 30 days of delivery if unused, uninstalled, and in original packaging.
To start a return, use our Return Portal or contact support.
Restocking fee: Up to 20% may apply for certain orders (buyer’s remorse, order errors, or special-order items)
Refunds: Issued to your original payment method within 3–5 business days after inspection
Exchanges: Not automatic — please return and reorder
Replacements: May be approved for incorrect or defective items reported within 7 days
Not returnable:
Used or installed parts
Electrical components
Opened filter kits, gaskets, or contaminated items
Final sale or custom orders
Important Notes:
Return shipping is your responsibility unless we made a verified error
Fitment is the customer’s responsibility (we can assist, but do not guarantee)
Country of origin may vary and is not grounds for return
For complete details, please see our full Return Policy.
This Returns summary is provided for convenience only. All returns, refunds, and exchanges are subject to the complete Returns Policy. In the event of any conflict, the full policy governs.
Fast, Reliable Shipping — Straight to Your Door
We ship most orders the same day when placed before 2 PM CST (Monday–Friday). Our main warehouse is just east of Nashville, TN, and we also ship from multiple locations nationwide to get your order to you as quickly as possible.
We use trusted carriers like UPS, FedEx, and USPS.
Tracking info is emailed to you as soon as your order ships.
Delivery estimates at checkout are based on carrier data, but not guaranteed.
Need help with a shipment?
If your order is missing, damaged, or incorrect, just let us know within 5 days of delivery. We’ll walk you through the quick claim process — including a few photos to help us make things right.
For full details, please see our complete Shipping Policy.
This Shipping summary is provided for convenience only. Delivery times, carrier terms, fees, restrictions, risk of loss, and other details are governed by our complete Shipping Policy. In the event of any conflict, the full policy governs.





