HomeIgnition > Ignition CoilStandard Ignition UF-521 Ignition Coil
Part #: UF-521

Standard Ignition UF-521 Ignition Coil

6 vehicles fit this part
Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Volkswagen, Phaeton and Touareg
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Overview of Standard Ignition UF-521 Ignition Coil

The Standard Ignition UF-521 ignition coil is designed specifically for Volkswagen vehicles, including the Phaeton and Touareg models. This 12-volt electronic ignition coil supports distributorless ignition systems, providing reliable spark delivery for efficient engine performance.

  • 12-volt electronic ignition coil compatible with distributorless ignition systems
  • Black and chrome finish for durability and corrosion resistance
  • Blade terminal type with four male terminals for secure connections
  • Single female plug-in connector with oval and rectangular shape
  • Bolt-on and push-on mount types with included mounting bracket
  • Coil included, mounting hardware not included

Detailed Product Description

The Standard Ignition UF-521 ignition coil is engineered to meet the electrical demands of Volkswagen Phaeton and Touareg models. Featuring a 12-volt electronic coil design, it supports distributorless ignition systems, which improve ignition timing accuracy and reduce maintenance. The coil’s black and chrome finish enhances resistance to environmental factors, while the blade terminal type with four male terminals ensures a secure and stable electrical connection. The single female plug-in connector, shaped oval and rectangular, simplifies installation and compatibility with factory wiring harnesses. This ignition coil mounts easily using bolt-on or push-on methods, and it comes with a mounting bracket for added stability, although mounting hardware is not included.

Compatible Vehicles and Common Applications

  • Replacement ignition coil for Volkswagen Phaeton models requiring a 12V distributorless ignition coil
  • Suitable for Volkswagen Touareg vehicles with electronic ignition systems
  • Addresses ignition misfires and weak spark issues in compatible Volkswagen models
  • Helps resolve engine starting difficulties related to faulty ignition coils
  • Improves overall ignition system reliability and engine performance

Installation Notes and Tips

Installation of the Standard Ignition UF-521 ignition coil requires basic automotive electrical knowledge. Ensure the ignition is off and the battery is disconnected before beginning. The coil mounts using the included bracket with bolt-on or push-on methods; however, mounting hardware is not supplied and may need to be sourced separately. The blade terminals and female plug-in connector should be checked for secure fitment to avoid loose connections. No grease pack or installation instructions are included, so refer to the vehicle’s service manual for detailed guidance.

Quality Assurance and Warranty Information

Standard Ignition manufactures the UF-521 ignition coil to meet OEM specifications for Volkswagen vehicles. While specific warranty details are not provided, Standard Ignition products typically undergo rigorous testing to ensure durability and performance. For warranty coverage and claims, consult the product documentation or the point of purchase.

BrandStandard Ignition
Part NumberUF-521
Attachment MethodPush On
Coil IncludedYes
Coil TypeElectronic
ColorBlack, Chrome
Connector GenderFemale
Connector ShapeOval, Rectangle
Connector TypePlug In
Grease PackNo
Hardware IncludedNo
Ignition TypeCoil on Plug
Instructions IncludedNo
Mount TypeBolt On
Mounting Bracket(s) IncludedYes
Terminal GenderMale
Terminal TypeBlade
Voltage12

This part fits 6 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006VolkswagenPhaeton4.2LV8N/A
2006VolkswagenTouareg4.2LV8N/A
2005VolkswagenPhaeton4.2LV8N/A
2005VolkswagenTouareg4.2LV8N/A
2004VolkswagenPhaeton4.2LV8N/A
2004VolkswagenTouareg4.2LV8N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

077905115AA077905115K178-84221IC31923-01142505-31076636-81034869752-17925C1437986221054C-796C1463E1021EBC1088GN10706IC601

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.