HomeBeck Arnley 178-8600 Direct Ignition Coil
Part #: 178-8600

Beck Arnley 178-8600 Direct Ignition Coil

⚙️ 8 vehicles fit this part
🔍
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$78.50Free Shipping
🚚Free ShippingNo Cost to Continental U.S.
🔄Free Returns*Wrong fit? No cost
🛡️60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
Out of Stock
OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Subaru, Ascent, Legacy, Outback, and WRX
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Ignition Coil for Subaru Vehicles

The Beck Arnley 178-8600 direct ignition coil is designed to deliver consistent ignition performance for select Subaru models. Engineered to meet OEM specifications, this ignition coil supports efficient engine operation in Subaru Ascent, Legacy, Outback, and WRX vehicles.

  • Direct ignition coil design for precise spark delivery
  • Three male terminals for secure electrical connections
  • Compatible with Subaru Ascent, Legacy, Outback, and WRX models
  • Does not include mounting hardware

Product Details and Specifications

This Beck Arnley ignition coil, part number 178-8600, features a direct ignition coil configuration with three male terminals, ensuring proper fit and function within the ignition system. The coil is designed without mounting hardware, so installation requires reusing existing brackets or hardware. Its construction supports reliable spark generation, which is critical for engine combustion and overall vehicle performance.

Compatible Subaru Models and Applications

This ignition coil is compatible with multiple Subaru models, including the Ascent, Legacy, Outback, and WRX. It is intended for use in ignition systems requiring a direct ignition coil with three male terminals, making it suitable for specific engine configurations in these vehicles.

  • Resolves misfires and rough idling caused by faulty ignition coils
  • Addresses engine hesitation during acceleration
  • Improves starting reliability in Subaru Ascent, Legacy, Outback, and WRX
  • Helps restore proper ignition timing and spark delivery

Installation Notes and Tips

When installing the Beck Arnley 178-8600 ignition coil, ensure the vehicle’s ignition system is powered off and the battery is disconnected to prevent electrical hazards. Since mounting hardware is not included, retain the original brackets and fasteners for secure installation. Verify the three male terminals align correctly with the vehicle’s wiring harness to ensure proper electrical connection.

Quality Assurance and Warranty

Beck Arnley ignition coils are manufactured to meet or exceed OEM standards, providing dependable performance for Subaru vehicles. While specific warranty details may vary, Beck Arnley products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or the supplier for exact warranty terms.

BrandBeck Arnley
Part Number178-8600
Mounting Hardware IncludedNo
Terminal Quantity3
Terminal GenderMale

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2025SubaruWRX2.4LH4N/A
2024SubaruWRX2.4LH4N/A
2023SubaruWRX2.4LH4N/A
2022SubaruWRX2.4LH4N/A
2020SubaruAscent2.4LH4N/ATo 1/15/20
2020SubaruLegacy2.4LH4N/ATo 1/15/20
2020SubaruOutback2.4LH4N/ATo 1/15/20
2019SubaruAscent2.4LH4N/ATo 1/15/20

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